Inspired by the popular Crosslink Rx frame, Chainlink is an active lifestyle sunglass for those who play hard and want original style for life beyond sports. Frame: Comfort and Performance of Three-Point Fit that holds lenses in precise optical alignment Durability and all-day comfort of lightweight, stress-resistant O Matter frame material Unobtainium earsocks and nosepads for added comfort and practical performance Frame suitable for medium to large faces Metal icon accents Lenses: HDPolarized - Minimized glare via technology that produces the best polarized lenses on the planet (optional) UV protection of Plutonite lens that filters out 100% of UVA / UVB / UVC & harmful blue light up to 400nm Glare reduction and tuned light transmission of Iridium lens coating (optional) Optimized peripheral vision of 6 base lens curvature Optimal precision and impact resistance that meet or exceed ANSI Z80.3 optical and basic impact standards Maximum clarity at all angles of vision with patented XYZ Optics Lens width: 57mm Lens material: Polycarbonate UV filter: 100% Case type: Pouch Many of our stores will be able to offer an adjustment service for your sunglasses. Please contact customer services on 03456 049 049 to find your nearest sunglasses counter. Devoted to making the best sunglasses on the planet by letting invention lead the way. With a passion to reinvent from scratch, Oakley sunglasses defy convention and set the standard for design, performance, and protection by wrapping innovation in art.