{"product_id":"kastking-osage-polarized-sport-sunglasses-wraparound-grilamid-frame-polarized-tac-lenses","title":"KastKing Osage Polarized Sport Sunglasses - Wraparound Grilamid Frame, Polarized TAC Lenses","description":"\u003cb\u003eKastKing Osage Polarized Sport Sunglasses are lightweight wraparound shades with polarized TAC lenses, Grilamid frames, and a PuriVex coating for clearer, glare-reducing vision outdoors.\u003c\/b\u003e\n\nThese sport sunglasses blend durable materials and performance features meant for anglers, cyclists, runners, and everyday outdoor use. Built with impact-resistant TAC lenses, a hydrophobic PuriVex coating, and flexible Grilamid frames, the Osage offers secure coverage and optical clarity without heavy weight or distortion. The full-wrap profile increases side protection while non-slip nose and temple pads help keep the glasses in place during activity.\n\n\u003ch3\u003eHow do the lenses reduce glare and maintain clarity?\u003c\/h3\u003e\n\u003cp\u003eThe Osage uses 1.0mm polarized TAC lenses engineered to cut reflected glare and improve contrast. KastKing’s TAC lenses pass double-decentering checks to limit optical distortion, which reduces eye fatigue during extended wear. A PuriVex coating further repels water, oil, salt, and dirt so the lenses stay clearer longer in marine and outdoor conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1.0mm polarized TAC lenses for glare reduction and consistent vision\u003c\/li\u003e\n  \u003cli\u003eDouble decentering test passed to minimize distortion\u003c\/li\u003e\n  \u003cli\u003ePuriVex coating repels water, oil, salt, and grime for easier cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the frame durable and comfortable for active use?\u003c\/h3\u003e\n\u003cp\u003eFrames are molded from Grilamid, a lightweight, heat- and UV-resistant polymer used in high-performance gear. The material provides strong impact resistance and long-term shape retention while remaining flexible for a comfortable fit. Silicone-like nose and temple pads provide tacky grip to prevent slipping when you sweat or move quickly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGrilamid construction: strong, flexible, and lightweight\u003c\/li\u003e\n  \u003cli\u003eNon-slip nose and temple pads for secure fit during activity\u003c\/li\u003e\n  \u003cli\u003eFull-wrap design enhances peripheral coverage and wind protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich lens colors are available and when should I choose each?\u003c\/h3\u003e\n\u003cp\u003eLens tint influences contrast, brightness reduction, and color perception. Smoke lenses give the most natural color rendering and work best in bright sunlight. Brown tints lift contrast and depth perception for varied light, while copper shades are suited to low-to-moderate light situations where enhanced contrast helps pick out detail.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmoke: best for bright sun and true color fidelity\u003c\/li\u003e\n  \u003cli\u003eBrown: improved contrast for mixed and partly cloudy conditions\u003c\/li\u003e\n  \u003cli\u003eCopper: enhances contrast in low-to-moderate light\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the box and how should I care for these sunglasses?\u003c\/h3\u003e\n\u003cp\u003eThe Osage ships with a molded hard case plus a Prym1 Camo microfiber pouch that doubles as a cleaning cloth and soft storage option. Clean lenses with the included microfiber pouch and rinse salt or heavy grime with fresh water before drying. Store inside the hard case when not in use to protect the frames and PuriVex lens coating from scratches and impacts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMolded custom hard case for secure storage and transport\u003c\/li\u003e\n  \u003cli\u003ePrym1 Camo microfiber pouch for cleaning and soft storage\u003c\/li\u003e\n  \u003cli\u003eRinse and gently wipe lenses; avoid abrasive cleaners to preserve coating\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for?\n\nThese sunglasses are designed for people who need dependable eye protection and clear optics while active outdoors—anglers, cyclists, trail runners, watersports enthusiasts, and anyone who spends long periods in bright or reflective environments. If you want a durable, lightweight pair with polarization, a hydrophobic lens coating, and a secure wrap fit that won’t weigh you down, the KastKing Osage is tailored for those needs.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these sunglasses block UV rays?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. KastKing Osage sunglasses block 100% of UVA and UVB rays and meet or exceed U.S. ANSI standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are the lenses scratch-resistant?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The PuriVex coating repels dirt and resists scratches, improving durability though care is still recommended.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KastKing","offers":[{"title":"Default Title","offer_id":59355793359196,"sku":"B0CPPPKN65","price":49.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/kastking-osage-front-view_8c3d57cd-3f42-4bea-ae3d-b6fcbd021986.jpg?v=1791153432","url":"https:\/\/sportium.co.uk\/products\/kastking-osage-polarized-sport-sunglasses-wraparound-grilamid-frame-polarized-tac-lenses","provider":"Sportium Sports And Outdoors","version":"1.0","type":"link"}