{"title":"STKS 420","description":"\u003cp\u003eExplore the Bollé Safety STKS collection, where style meets tough protection. These models fit your daily routine, whether at work or play.\u003c\/p\u003e\n\u003ch3\u003ePerformance Features of STKS Eyewear\u003c\/h3\u003e\n\u003cp\u003eThe STKS 420 series features ergonomic, eco-friendly frames designed for remarkable lightness. You will enjoy all-day comfort without distraction. Their sleek, contemporary design is more than just stylish. It guarantees a secure fit for optimal safety during any task or active situation.\u003c\/p\u003e\n\u003cp\u003eBuilt for clarity and resilience, the STKS 420 lineup ensures you remain protected while maintaining a modern, versatile look throughout the day.\u003c\/p\u003e\n\u003cp\u003eFrom the workshop to the outdoors, these frames provide the durability you expect from Bollé. Experience high-level optics and a comfortable fit. Choose the STKS 420 for eyewear that balances environmental responsibility with premium safety standards and innovative, ergonomic design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/collections\/bolle-safety\" target=\"_self\" title=\"\"\u003eMore Bolle Safety Eyewear\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"bolle-stks-420-clear-safety-glasses-stk42n10e","title":"Bolle STKS 420 Clear Safety Glasses - Black Frame - STK42N10E","description":"\u003cstyle\u003e\u003c!--\n.stks420alive\u003e div { border: 1px solid #FFFFFF; border-radius: 5px; background-color: #FFFFFF; padding: 0em; color: #d9480f; } .stks420alive{ display: grid; grid-template-columns: repeat(7, 1fr); grid-gap: 1px; }\n--\u003e\u003c\/style\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #e60012;\"\u003e Available Versions\u003c\/span\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"stks420alive\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n55e\" title=\"Cobalt Flash Polarised, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses with Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02_100X100.jpg?v=1776002960\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-smoke-stk42n21e\" title=\"Smoke Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Smoke Safety Glasses Crystal Frame STK42N21E\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02_100X100.jpg?v=1775760144\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n11e\" title=\"Clear Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02_100X100.jpg?v=1775510528\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n51e\" title=\"Cobalt Flash Polarised, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S_100X100.jpg?v=1775305023\" alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e\" title=\"Polarised Lens, Black Frame\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S_100X100.jpg?v=1775305023\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-stk42n20e\" title=\"Smoke Lens, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S_100X100.jpg?v=1775663069\" alt=\"Bolle STKS 420 Smoke Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n10e\" title=\"Clear Lens, Black Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Black Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02_100X100.jpg?v=1775305022\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eSTKS 420 Safety Glasses by Bolle Safety - Clear PC Lens -  \u003cspan\u003eSTK42N10E\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eSTKS 420 safety glasses by Bolle Safety combine modern styling, sustainability, and reliable eye protection for daily work.Bolle STKS 420 is built for comfort on-site and beyond. These Safety Glasses deliver a sharp, athletic look with dependable coverage. The STKS frame uses sustainable materials and performance-focused design. STKS safety glasses are certified for protection and made for clear vision. This clear-lens model, STK42N10E, is designed for indoor use. The lightweight build helps support comfort through long shifts.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eClear Lens - Indoor Use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTint base: Transparent\u003c\/li\u003e\n\u003cli\u003e% Visible Light Transmission: 92%\u003c\/li\u003e\n\u003cli\u003eEnsures crystal-clear vision without distortion, allowing precise work.\u003c\/li\u003e\n\u003cli\u003eEnsures natural color perception and full field of vision\u003c\/li\u003e\n\u003cli\u003eDelivers uncompromised optical clarity with zero distortion\u003c\/li\u003e\n\u003cli\u003eMaintains visual comfort in stable, well-lit environments without altering perception\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSustainably crafted: 32% (plano) and 52% (prescription) recycled polycarbonate\u003c\/li\u003e\n\u003cli\u003eCrystal-clear vision with PLATINUM: anti-scratch, anti-fog coating\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced protection comfort: Integrated side shields and upper brow protection for superior coverage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrescription-ready: Advanced lens treatments and wide prescription adaptability for precise vision correction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eClear Lens Shinny Black Frame\u003c\/li\u003e\n\u003cli\u003eFull-frame construction helps the STKS 420 feel secure while maintaining a streamlined profile.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 28 g\u003c\/li\u003e\n\u003cli\u003eFrame Type: Full Frame\u003c\/li\u003e\n\u003cli\u003eFrame Material: Recycled Polycarbonate\u003c\/li\u003e\n\u003cli\u003eFrame Colour: Shiny Black\u003c\/li\u003e\n\u003cli\u003eLens Material: Polycarbonate\u003c\/li\u003e\n\u003cli\u003eLens Colour: Clear\u003c\/li\u003e\n\u003cli\u003eLens Coating: Platinum (Anti-scratch and Anti-fog KN Rated)\u003c\/li\u003e\n\u003cli\u003eStandards: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/en-iso-16321-white-paper-230720-th.pdf?v=1717774285\"\u003eEN ISO 16321-1\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eLens marking: UL1,2 CT 1 KN CE\u003c\/li\u003e\n\u003cli\u003eFrame Marking: 16321 CT 1-M CE UKCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STKS420-INDUSTRIAL-FT-EMEA_EN.pdf?v=1775305042\"\u003e\u003cstrong\u003eProducts Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/Eye_Protection_standard__EN_ISO_16321-1.pdf?v=1744380343\"\u003e\u003cstrong\u003eStandard EN ISO 16321-1 Markings\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/SKTS_420_Size_2.jpg?v=1775648013\"\u003e\u003cstrong\u003eSize Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bolle Safety","offers":[{"title":"Default Title","offer_id":56774151373178,"sku":"BL-STK42N10E","price":14.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02.jpg?v=1775305022"},{"product_id":"bolle-stks-420-clear-safety-glasses-stk42n11e","title":"Bolle STKS 420 Clear Safety Glasses - Crystal Frame - STK42N11E","description":"\u003cstyle\u003e\u003c!--\n.stks420alive\u003e div { border: 1px solid #FFFFFF; border-radius: 5px; background-color: #FFFFFF; padding: 0em; color: #d9480f; } .stks420alive{ display: grid; grid-template-columns: repeat(7, 1fr); grid-gap: 1px; }\n--\u003e\u003c\/style\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #e60012;\"\u003e Available Versions\u003c\/span\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"stks420alive\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n55e\" title=\"Cobalt Flash Polarised, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses with Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02_100X100.jpg?v=1776002960\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-smoke-stk42n21e\" title=\"Smoke Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Smoke Safety Glasses Crystal Frame STK42N21E\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02_100X100.jpg?v=1775760144\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n11e\" title=\"Clear Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02_100X100.jpg?v=1775510528\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n51e\" title=\"Cobalt Flash Polarised, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S_100X100.jpg?v=1775305023\" alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e\" title=\"Polarised Lens, Black Frame\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S_100X100.jpg?v=1775305023\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-stk42n20e\" title=\"Smoke Lens, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S_100X100.jpg?v=1775663069\" alt=\"Bolle STKS 420 Smoke Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n10e\" title=\"Clear Lens, Black Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Black Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02_100X100.jpg?v=1775305022\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eSTKS 420 Safety Glasses by Bolle Safety - Clear PC Lens - Crystal Frame - \u003cspan\u003eSTK42N11E\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eStay sharp and protected with STKS safety glasses, the ultimate blend of style, sustainability, and high-performance eye protection. Engineered by Bollé Safety, these sleek, eco-friendly frames are made to keep up with you and your crew—on site and beyond. Certified for serious protection and built for all-day comfort, STKS combines cutting-edge technologies with sustainable materials for durability that won’t quit. The modern frame design delivers a sharp, athletic look while keeping your vision clear and your eyes safe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eClear Lens - Indoor Use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTint base: Transparent\u003c\/li\u003e\n\u003cli\u003e% Visible Light Transmission: 92%\u003c\/li\u003e\n\u003cli\u003eEnsures crystal-clear vision without distortion, allowing precise work.\u003c\/li\u003e\n\u003cli\u003eEnsures natural color perception and full field of vision\u003c\/li\u003e\n\u003cli\u003eDelivers uncompromised optical clarity with zero distortion\u003c\/li\u003e\n\u003cli\u003eMaintains visual comfort in stable, well-lit environments without altering perception\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures of STKS 420:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSustainably crafted: 32% (plano) and 52% (prescription) recycled polycarbonate\u003c\/li\u003e\n\u003cli\u003eCrystal-clear vision with PLATINUM: anti-scratch, anti-fog coating\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced protection comfort: Integrated side shields and upper brow protection for superior coverage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrescription-ready: Advanced lens treatments and wide prescription adaptability for precise vision correction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eClear Lens Crystal Frame\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 28 g\u003c\/li\u003e\n\u003cli\u003eFrame Type: Full Frame\u003c\/li\u003e\n\u003cli\u003eFrame Material: Recycled Polycarbonate\u003c\/li\u003e\n\u003cli\u003eFrame Colour: Crystal\u003c\/li\u003e\n\u003cli\u003eLens Material: Polycarbonate\u003c\/li\u003e\n\u003cli\u003eLens Colour: Clear\u003c\/li\u003e\n\u003cli\u003eLens Coating: Platinum (Anti-scratch and Anti-fog KN Rated)\u003c\/li\u003e\n\u003cli\u003eStandards: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/en-iso-16321-white-paper-230720-th.pdf?v=1717774285\"\u003eEN ISO 16321-1\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eLens marking: UL1,2 CT 1 KN CE\u003c\/li\u003e\n\u003cli\u003eFrame Marking: 16321 CT 1-M CE UKCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STKS420-INDUSTRIAL-FT-EMEA_EN.pdf?v=1775305042\"\u003e\u003cstrong\u003eProducts Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/Eye_Protection_standard__EN_ISO_16321-1.pdf?v=1744380343\"\u003e\u003cstrong\u003eStandard EN ISO 16321-1 Markings\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/SKTS_420_Size_2.jpg?v=1775648013\"\u003e\u003cstrong\u003eSize Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bolle Safety","offers":[{"title":"Default Title","offer_id":56774171951482,"sku":"BL-STK42N11E","price":14.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02.jpg?v=1775510528"},{"product_id":"bolle-stks-420-stk42n20e","title":"Bolle STKS 420 Smoke Safety Glasses - STK42N20E","description":"\u003cstyle\u003e\u003c!--\n.stks420alive\u003e div { border: 1px solid #FFFFFF; border-radius: 5px; background-color: #FFFFFF; padding: 0em; color: #d9480f; } .stks420alive{ display: grid; grid-template-columns: repeat(7, 1fr); grid-gap: 1px; }\n--\u003e\u003c\/style\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #e60012;\"\u003e Available Versions\u003c\/span\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"stks420alive\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n55e\" title=\"Cobalt Flash Polarised, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses with Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02_100X100.jpg?v=1776002960\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-smoke-stk42n21e\" title=\"Smoke Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Smoke Safety Glasses Crystal Frame STK42N21E\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02_100X100.jpg?v=1775760144\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n11e\" title=\"Clear Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02_100X100.jpg?v=1775510528\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n51e\" title=\"Cobalt Flash Polarised, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S_100X100.jpg?v=1775305023\" alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e\" title=\"Polarised Lens, Black Frame\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S_100X100.jpg?v=1775305023\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-stk42n20e\" title=\"Smoke Lens, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S_100X100.jpg?v=1775663069\" alt=\"Bolle STKS 420 Smoke Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n10e\" title=\"Clear Lens, Black Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Black Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02_100X100.jpg?v=1775305022\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eSTKS 420 Safety Glasses by Bolle Safety - Smoke PC Lens - Black Frame - \u003cspan\u003eSTK42N20E\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eSTKS 420 Smoke Safety Glasses offer reliable eye protection with a modern, athletic look. \u003c\/span\u003e\u003cspan\u003eBolle STKS 420 balances comfort, coverage, and sustainable design for demanding work. \u003c\/span\u003e\u003cspan\u003eEngineered by Bollé Safety, these full-frame glasses are built for site use and all-day wear. \u003c\/span\u003e\u003cspan\u003eThe STKS design combines durable materials with a streamlined profile. \u003c\/span\u003e\u003cspan\u003eIntegrated protection supports confidence in bright outdoor conditions. \u003c\/span\u003e\u003cspan\u003eSTK42N20E is a practical option for users who need dependable performance and clear vision.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSmoke (Grey) Lens - Outdoor use on-site\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTint base: Grey\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e% Visible Light Trans: 13%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eBlocks extreme sunlight and surface glare for maximum protection\u003c\/li\u003e\n\u003cli\u003eMaintains true color perception with a neutral grey tint\u003c\/li\u003e\n\u003cli\u003eReduces squinting and visual fatigue, even during long exposure hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe smoke lens suits bright outdoor conditions. The neutral grey tint supports clear vision while reducing glare and visual fatigue.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSustainably crafted: 32% (plano) and 52% (prescription) recycled polycarbonate\u003c\/li\u003e\n\u003cli\u003eCrystal-clear vision with PLATINUM: anti-scratch, anti-fog coating\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced protection comfort: Integrated side shields and upper brow protection for superior coverage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrescription-ready: Advanced lens treatments and wide prescription adaptability for precise vision correction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eSmoke Lens Shinny Black Frame\u003c\/li\u003e\n\u003cli\u003eFull-frame construction helps the glasses feel secure while maintaining a streamlined profile.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 28 g\u003c\/li\u003e\n\u003cli\u003eFrame Type: Full Frame\u003c\/li\u003e\n\u003cli\u003eFrame Material: Recycled Polycarbonate\u003c\/li\u003e\n\u003cli\u003eFrame Colour: Translucent Black\u003c\/li\u003e\n\u003cli\u003eLens Material: Polycarbonate\u003c\/li\u003e\n\u003cli\u003eLens Colour: Grey\u003c\/li\u003e\n\u003cli\u003eLens Coating: Platinum (Anti-scratch and Anti-fog KN Rated)\u003c\/li\u003e\n\u003cli\u003eStandards: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/en-iso-16321-white-paper-230720-th.pdf?v=1717774285\"\u003eEN ISO 16321-1\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eLens marking: GL3 CT 1 CE\u003c\/li\u003e\n\u003cli\u003eFrame Marking: 16321 CT 1-M CE UKCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor fit and product reference, check the documentation below. It includes the datasheet, markings guide, and size guide for STKS.\u003c\/p\u003e\n\u003cp\u003eReview the guides before purchase if you need sizing support. They also help with technical confirmation and prescription suitability details.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STKS420-INDUSTRIAL-FT-EMEA_EN.pdf?v=1775305042\"\u003e\u003cstrong\u003eProducts Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/Eye_Protection_standard__EN_ISO_16321-1.pdf?v=1744380343\"\u003e\u003cstrong\u003eStandard EN ISO 16321-1 Markings\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/SKTS_420_Size_2.jpg?v=1775648013\"\u003e\u003cstrong\u003eSize Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bolle Safety","offers":[{"title":"Default Title","offer_id":56779131650426,"sku":"BL-STK42N20E","price":15.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S.jpg?v=1775663069"},{"product_id":"bolle-stks-420-smoke-stk42n21e","title":"Bolle STKS 420 Smoke Safety Glasses - Crystal Frame - STK42N21E","description":"\u003cstyle\u003e\u003c!--\n.stks420alive\u003e div { border: 1px solid #FFFFFF; border-radius: 5px; background-color: #FFFFFF; padding: 0em; color: #d9480f; } .stks420alive{ display: grid; grid-template-columns: repeat(7, 1fr); grid-gap: 1px; }\n--\u003e\u003c\/style\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #e60012;\"\u003e Available Versions\u003c\/span\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"stks420alive\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n55e\" title=\"Cobalt Flash Polarised, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses with Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02_100X100.jpg?v=1776002960\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-smoke-stk42n21e\" title=\"Smoke Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Smoke Safety Glasses Crystal Frame STK42N21E\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02_100X100.jpg?v=1775760144\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n11e\" title=\"Clear Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02_100X100.jpg?v=1775510528\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n51e\" title=\"Cobalt Flash Polarised, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S_100X100.jpg?v=1775305023\" alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e\" title=\"Polarised Lens, Black Frame\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S_100X100.jpg?v=1775305023\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-stk42n20e\" title=\"Smoke Lens, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S_100X100.jpg?v=1775663069\" alt=\"Bolle STKS 420 Smoke Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n10e\" title=\"Clear Lens, Black Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Black Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02_100X100.jpg?v=1775305022\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eSTKS 420 Safety Glasses by Bolle Safety - Smoke PC Lens - Crystal Frame - \u003cspan\u003eSTK42N21E\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eSTKS 420 Smoke Safety Glasses deliver reliable eye protection with a modern, athletic look. \u003c\/span\u003e\u003cspan\u003eBolle STKS 420 combines comfort, coverage, and sustainable design for demanding work. \u003c\/span\u003e\u003cspan\u003eEngineered by Bollé Safety, these full-frame glasses are built for site use and all-day wear. \u003c\/span\u003e\u003cspan\u003eThe streamlined profile helps them feel secure without looking bulky. \u003c\/span\u003e\u003cspan\u003eIntegrated protection supports confidence in bright outdoor conditions. \u003c\/span\u003e\u003cspan\u003eSTK42N21E is a practical choice for dependable performance and clear vision.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSmoke (Grey) Lens - Outdoor use on-site\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTint base: Grey\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e% Visible Light Trans: 13%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eBlocks extreme sunlight and surface glare for maximum protection\u003c\/li\u003e\n\u003cli\u003eMaintains true color perception with a neutral grey tint\u003c\/li\u003e\n\u003cli\u003eReduces squinting and visual fatigue, even during long exposure hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe smoke lens suits bright outdoor conditions. It helps reduce glare while supporting clear, comfortable vision. These Smoke Safety Glasses are well-suited to long periods in strong daylight. The neutral grey tint keeps colour perception natural.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSustainably crafted: 32% (plano) and 52% (prescription) recycled polycarbonate\u003c\/li\u003e\n\u003cli\u003eCrystal-clear vision with PLATINUM: anti-scratch, anti-fog coating\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced protection comfort: Integrated side shields and upper brow protection for superior coverage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrescription-ready: Advanced lens treatments and wide prescription adaptability for precise vision correction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eSmoke Lens Crystal Frame\u003c\/li\u003e\n\u003cli\u003eFull-frame construction helps the glasses feel secure while maintaining a streamlined profile.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 28 g\u003c\/li\u003e\n\u003cli\u003eFrame Type: Full Frame\u003c\/li\u003e\n\u003cli\u003eFrame Material: Recycled Polycarbonate\u003c\/li\u003e\n\u003cli\u003eFrame Colour: Crystal\u003c\/li\u003e\n\u003cli\u003eLens Material: Polycarbonate\u003c\/li\u003e\n\u003cli\u003eLens Colour: Grey\u003c\/li\u003e\n\u003cli\u003eLens Coating: Platinum (Anti-scratch and Anti-fog KN Rated)\u003c\/li\u003e\n\u003cli\u003eStandards: \u003cspan\u003eEN166 - EN172\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eLens marking: GL3 CT 1 CE\u003c\/li\u003e\n\u003cli\u003eFrame Marking: \u003cspan\u003eEN166\u003c\/span\u003e FT CE UKCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor fit and product reference, check the documentation below. It includes the datasheet and size guide for STKS.\u003c\/p\u003e\n\u003cp\u003eReview the guides before purchase if you need sizing support. They also help with technical confirmation and prescription suitability details.\u003c\/p\u003e\n\u003cp\u003eFor everyday care, store the glasses carefully and keep the lenses clean. This helps maintain comfort, visibility, and coating performance.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STKS420-INDUSTRIAL-FT-EMEA_EN.pdf?v=1775305042\"\u003e\u003cstrong\u003eProducts Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/SKTS_420_Size_2.jpg?v=1775648013\"\u003e\u003cstrong\u003eSize Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bolle Safety","offers":[{"title":"Default Title","offer_id":56781877903738,"sku":"BL-STK42N21E","price":15.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02.jpg?v=1775760144"},{"product_id":"bolle-stks-420-polarised-stk42n50e","title":"Bolle STKS 420 Polarised Safety Glasses - Black Frame - STK42N50E","description":"\u003cstyle\u003e\u003c!--\n.stks420alive\u003e div { border: 1px solid #FFFFFF; border-radius: 5px; background-color: #FFFFFF; padding: 0em; color: #d9480f; } .stks420alive{ display: grid; grid-template-columns: repeat(7, 1fr); grid-gap: 1px; }\n--\u003e\u003c\/style\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #e60012;\"\u003e Available Versions\u003c\/span\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"stks420alive\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n55e\" title=\"Cobalt Flash Polarised, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses with Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02_100X100.jpg?v=1776002960\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-smoke-stk42n21e\" title=\"Smoke Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Smoke Safety Glasses Crystal Frame STK42N21E\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02_100X100.jpg?v=1775760144\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n11e\" title=\"Clear Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02_100X100.jpg?v=1775510528\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n51e\" title=\"Cobalt Flash Polarised, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S_100X100.jpg?v=1775305023\" alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e\" title=\"Polarised Lens, Black Frame\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S_100X100.jpg?v=1775305023\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-stk42n20e\" title=\"Smoke Lens, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S_100X100.jpg?v=1775663069\" alt=\"Bolle STKS 420 Smoke Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n10e\" title=\"Clear Lens, Black Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Black Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02_100X100.jpg?v=1775305022\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cp\u003eSTKS 420 safety glasses deliver a sharp blend of style, sustainability, and high-performance eye protection for demanding outdoor work. Engineered by Bolle Safety, these sleek frames are built to keep up with you and your crew on site and beyond. Certified for serious protection and designed for all-day comfort, they combine durable materials with a modern athletic look. These Polarised Safety Glasses help keep vision clear while protecting your eyes in bright, high-glare environments.\u003c\/p\u003e\n\u003ch3\u003eSTKS 420 Polarized Lens Performance\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePolarized lens - Outdoor Use\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis technology is approved for permanent wear and certified with perfect optical quality for lasting comfort outdoors. Bolle STKS 420 \u003cstrong\u003ePolarized Safety Glasses\u003c\/strong\u003e reduce glare and reflections, helping support clearer vision in strong sunlight and reflective conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTint base: Grey\u003c\/li\u003e\n\u003cli\u003eVisible Light Transmission: 13%\u003c\/li\u003e\n\u003cli\u003eIdeal for the maritime environment. Filters 99.99% of UVA\/UVB.\u003c\/li\u003e\n\u003cli\u003eBlocks extreme sunlight and surface glare for maximum protection\u003c\/li\u003e\n\u003cli\u003eEliminates horizontal glare from reflective surfaces (e.g., water, glass, pavement)\u003c\/li\u003e\n\u003cli\u003eDelivers unmatched visual clarity and comfort in high-glare environments\u003c\/li\u003e\n\u003cli\u003eEnhances contrast and depth perception, especially on textured or uneven surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSustainably crafted: 32% (plano) and 52% (prescription) recycled polycarbonate\u003c\/li\u003e\n\u003cli\u003eCrystal-clear vision with anti-scratch coating\u003c\/li\u003e\n\u003cli\u003eEnhanced protection comfort: Integrated side shields and upper brow protection for superior coverage\u003c\/li\u003e\n\u003cli\u003ePrescription-ready: Advanced lens treatments and wide prescription adaptability for precise vision correction\u003c\/li\u003e\n\u003cli\u003ePolarised Lens and Black Frame\u003c\/li\u003e\n\u003cli\u003ePolarised safety glasses help to prevent eye strain and glare. Polarised lenses offer the wearer increased comfort and reduced light sensitivity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 28 g\u003c\/li\u003e\n\u003cli\u003eFrame Type: Full Frame\u003c\/li\u003e\n\u003cli\u003eFrame Material: Recycled Polycarbonate\u003c\/li\u003e\n\u003cli\u003eFrame Colour: Translucent Black\u003c\/li\u003e\n\u003cli\u003eLens Material: Polycarbonate\u003c\/li\u003e\n\u003cli\u003eLens Colour: Grey\u003c\/li\u003e\n\u003cli\u003eLens Coating: Anti-scratch\u003c\/li\u003e\n\u003cli\u003eStandards: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/en-iso-16321-white-paper-230720-th.pdf?v=1717774285\"\u003eEN ISO 16321-1\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eLens marking: GL3 CT 1 CE\u003c\/li\u003e\n\u003cli\u003eFrame Marking: 16321 CT 1-M CE UKCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor specifications, standards guidance, and fit reference, please see the documents below.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STKS420-INDUSTRIAL-FT-EMEA_EN.pdf?v=1775305042\"\u003e\u003cstrong\u003eProducts Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/Eye_Protection_standard__EN_ISO_16321-1.pdf?v=1744380343\"\u003e\u003cstrong\u003eStandard EN ISO 16321-1 Markings\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/SKTS_420_Size_2.jpg?v=1775648013\"\u003e\u003cstrong\u003eSize Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bolle Safety","offers":[{"title":"Default Title","offer_id":56782307295610,"sku":"BL-STK42N50E","price":38.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S.jpg?v=1775305023"},{"product_id":"bolle-stks-420-polarised-stk42n51e","title":"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses - Black Frame - STK42N51E","description":"\u003cstyle\u003e\u003c!--\n.stks420alive\u003e div { border: 1px solid #FFFFFF; border-radius: 5px; background-color: #FFFFFF; padding: 0em; color: #d9480f; } .stks420alive{ display: grid; grid-template-columns: repeat(7, 1fr); grid-gap: 1px; }\n--\u003e\u003c\/style\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #e60012;\"\u003e Available Versions\u003c\/span\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"stks420alive\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n55e\" title=\"Cobalt Flash Polarised, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses with Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02_100X100.jpg?v=1776002960\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-smoke-stk42n21e\" title=\"Smoke Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Smoke Safety Glasses Crystal Frame STK42N21E\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02_100X100.jpg?v=1775760144\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n11e\" title=\"Clear Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02_100X100.jpg?v=1775510528\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n51e\" title=\"Cobalt Flash Polarised, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S_100X100.jpg?v=1775305023\" alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e\" title=\"Polarised Lens, Black Frame\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S_100X100.jpg?v=1775305023\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-stk42n20e\" title=\"Smoke Lens, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S_100X100.jpg?v=1775663069\" alt=\"Bolle STKS 420 Smoke Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n10e\" title=\"Clear Lens, Black Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Black Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02_100X100.jpg?v=1775305022\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cp\u003eSTKS 420 safety glasses combine style, sustainability, and dependable eye protection for demanding outdoor work. Engineered by Bolle Safety, these streamlined frames are built for busy days on site and beyond.\u003c\/p\u003e\n\u003cp\u003eCertified for serious protection and designed for lasting comfort, they pair durable materials with a modern athletic look. These Polarised Safety Glasses help keep vision clear in bright, high-glare conditions.\u003c\/p\u003e\n\u003ch3\u003eSTKS 420 Polarized Lens Performance\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePolarized lens - Outdoor Use\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eApproved for permanent wear, this lens technology delivers perfect optical quality for comfortable outdoor use.  The \u003cstrong\u003eCobalt Flash Polarised Safety Glasses\u003c\/strong\u003e are suited to users who need reliable comfort and clearer vision across challenging outdoor tasks. They are a practical choice for outdoor glare management.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTint base: Grey\u003c\/li\u003e\n\u003cli\u003eVisible Light Transmission: 13%\u003c\/li\u003e\n\u003cli\u003eIdeal for the maritime environment. Filters 99.99% of UVA\/UVB.\u003c\/li\u003e\n\u003cli\u003eReduces harsh glare and visual overload in bright outdoor settings\u003c\/li\u003e\n\u003cli\u003eEnhances contrast and surface visibility with a cold, neutral tone\u003c\/li\u003e\n\u003cli\u003eBlue mirror coating delivers a sleek style and minimizes glare from reflective surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Bolle STKS 420 is made for all-day wear, with practical protection features and a lightweight feel. It supports comfort without compromising coverage. The \u003cstrong\u003eCobalt Flash Polarised Safety Glasses\u003c\/strong\u003e suit users working around glare, water, and reflective materials, offer a balanced combination of coverage, comfort, and outdoor usability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSustainably crafted: 32% (plano) and 52% (prescription) recycled polycarbonate\u003c\/li\u003e\n\u003cli\u003eCrystal-clear vision with anti-scratch coating\u003c\/li\u003e\n\u003cli\u003eEnhanced protection comfort: Integrated side shields and upper brow protection for superior coverage\u003c\/li\u003e\n\u003cli\u003ePrescription-ready: Advanced lens treatments and wide prescription adaptability for precise vision correction\u003c\/li\u003e\n\u003cli\u003eCobalt Flash Polarised Lens and Black Frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolarised Safety Glasses\u003c\/strong\u003e help to prevent eye strain and glare. Polarised lenses offer the wearer increased comfort and reduced light sensitivity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 28 g\u003c\/li\u003e\n\u003cli\u003eFrame Type: Full Frame\u003c\/li\u003e\n\u003cli\u003eFrame Material: Recycled Polycarbonate\u003c\/li\u003e\n\u003cli\u003eFrame Colour: Translucent Black\u003c\/li\u003e\n\u003cli\u003eLens Material: Polycarbonate\u003c\/li\u003e\n\u003cli\u003eLens Colour: Grey\u003c\/li\u003e\n\u003cli\u003eLens Coating: Anti-scratch\u003c\/li\u003e\n\u003cli\u003eStandards: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/en-iso-16321-white-paper-230720-th.pdf?v=1717774285\"\u003eEN ISO 16321-1\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eLens marking: GL3 CT 1 CE\u003c\/li\u003e\n\u003cli\u003eFrame Marking: 16321 CT 1-M CE UKCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor specifications, standards guidance, and fit reference, please see the documents below. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STKS420-INDUSTRIAL-FT-EMEA_EN.pdf?v=1775305042\"\u003e\u003cstrong\u003eProducts Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/Eye_Protection_standard__EN_ISO_16321-1.pdf?v=1744380343\"\u003e\u003cstrong\u003eStandard EN ISO 16321-1 Markings\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/SKTS_420_Size_2.jpg?v=1775648013\"\u003e\u003cstrong\u003eSize Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bolle Safety","offers":[{"title":"Default Title","offer_id":56784020111738,"sku":"BL-STK42N51E","price":42.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S.jpg?v=1775305023"},{"product_id":"bolle-stks-420-polarised-stk42n55e","title":"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses - Crystal Frame - STK42N55E","description":"\u003cstyle\u003e\u003c!--\n.stks420alive\u003e div { border: 1px solid #FFFFFF; border-radius: 5px; background-color: #FFFFFF; padding: 0em; color: #d9480f; } .stks420alive{ display: grid; grid-template-columns: repeat(7, 1fr); grid-gap: 1px; }\n--\u003e\u003c\/style\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #e60012;\"\u003e Available Versions\u003c\/span\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"stks420alive\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n55e\" title=\"Cobalt Flash Polarised, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses with Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02_100X100.jpg?v=1776002960\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-smoke-stk42n21e\" title=\"Smoke Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Smoke Safety Glasses Crystal Frame STK42N21E\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N21E-02_100X100.jpg?v=1775760144\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n11e\" title=\"Clear Lens, Crystal Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Crystal Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N11E-02_100X100.jpg?v=1775510528\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n51e\" title=\"Cobalt Flash Polarised, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N51E-02_S_100X100.jpg?v=1775305023\" alt=\"Bolle STKS 420 Cobalt Flash Polarised Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e\" title=\"Polarised Lens, Black Frame\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N50E-02_S_100X100.jpg?v=1775305023\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-stk42n20e\" title=\"Smoke Lens, Black Frame\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N20E-02_S_100X100.jpg?v=1775663069\" alt=\"Bolle STKS 420 Smoke Safety Glasses\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-clear-safety-glasses-stk42n10e\" title=\"Clear Lens, Black Frame\"\u003e\u003cimg alt=\"Bolle STKS 420 Clear Safety Glasses Black Frame\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N10E-02_100X100.jpg?v=1775305022\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cp\u003eSTKS 420 safety glasses combine style, sustainability, and dependable eye protection for demanding outdoor work. Engineered by Bolle Safety, these streamlined frames are built for busy days on site and beyond.\u003c\/p\u003e\n\u003cp\u003eCertified for serious protection and designed for lasting comfort, they pair durable materials with a modern athletic look. These Polarised Safety Glasses help keep vision clear in bright, high-glare conditions.\u003c\/p\u003e\n\u003ch3\u003eSTKS 420 Polarized Lens Performance\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePolarized lens - Outdoor Use\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eApproved for permanent wear, this lens technology delivers perfect optical quality for comfortable outdoor use. The \u003cstrong\u003eCobalt Flash Polarised Safety Glasses\u003c\/strong\u003e are suited to users who need reliable comfort and clearer vision across challenging outdoor tasks. They are a practical choice for outdoor glare management.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTint base: Grey\u003c\/li\u003e\n\u003cli\u003eVisible Light Transmission: 13%\u003c\/li\u003e\n\u003cli\u003eIdeal for the maritime environment. Filters 99.99% of UVA\/UVB.\u003c\/li\u003e\n\u003cli\u003eReduces harsh glare and visual overload in bright outdoor settings\u003c\/li\u003e\n\u003cli\u003eEnhances contrast and surface visibility with a cold, neutral tone\u003c\/li\u003e\n\u003cli\u003eBlue mirror coating delivers a sleek style and minimizes glare from reflective surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Bolle STKS 420 is made for all-day wear, with practical protection features and a lightweight feel. It supports comfort without compromising coverage. The \u003cstrong\u003eCobalt Flash Polarised Safety Glasses\u003c\/strong\u003e suit users working around glare, water, and reflective materials, offering a balanced combination of coverage, comfort, and outdoor usability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSustainably crafted: 32% (plano) and 52% (prescription) recycled polycarbonate\u003c\/li\u003e\n\u003cli\u003eCrystal-clear vision with anti-scratch coating\u003c\/li\u003e\n\u003cli\u003eEnhanced protection comfort: Integrated side shields and upper brow protection for superior coverage\u003c\/li\u003e\n\u003cli\u003ePrescription-ready: Advanced lens treatments and wide prescription adaptability for precise vision correction\u003c\/li\u003e\n\u003cli\u003eCobalt Flash Polarised Lens and Crystal Frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolarised Safety Glasses\u003c\/strong\u003e help to prevent eye strain and glare. Polarised lenses offer the wearer increased comfort and reduced light sensitivity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Info\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 28 g\u003c\/li\u003e\n\u003cli\u003eFrame Type: Full Frame\u003c\/li\u003e\n\u003cli\u003eFrame Material: Recycled Polycarbonate\u003c\/li\u003e\n\u003cli\u003eFrame Colour: Crystal\u003c\/li\u003e\n\u003cli\u003eLens Material: Polycarbonate\u003c\/li\u003e\n\u003cli\u003eLens Colour: Grey\u003c\/li\u003e\n\u003cli\u003eLens Coating: Anti-scratch\u003c\/li\u003e\n\u003cli\u003eStandards: EN166 - EN172\u003c\/li\u003e\n\u003cli\u003eLens marking: GL3 CT 1 CE\u003c\/li\u003e\n\u003cli\u003eFrame Marking: EN166 FT CE UKCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eDocumentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor specifications, standards guidance, and fit reference, please see the documents below.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STKS420-INDUSTRIAL-FT-EMEA_EN.pdf?v=1775305042\"\u003e\u003cstrong\u003eProducts Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/SKTS_420_Size_2.jpg?v=1775648013\"\u003e\u003cstrong\u003eSize Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bolle Safety","offers":[{"title":"Default Title","offer_id":56786781667706,"sku":"BL-STK42N55E","price":42.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/files\/STK42N55E-02.jpg?v=1776002960"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0054\/5826\/4182\/collections\/STKS-Collection_banner.jpg?v=1783007247","url":"https:\/\/www.alive-sr.com\/collections\/bolle-stks-420.oembed","provider":"Alive Safety and Rescue Limited","version":"1.0","type":"link"}