{"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","url":"https:\/\/www.alive-sr.co.uk\/products\/bolle-stks-420-polarised-stk42n50e","provider":"Alive Safety and Rescue Limited","version":"1.0","type":"link"}