Clean, with intelligent details, TRADE is accented by angular lines and maximum eye coverage in an extremely comfortable fit. Its addition to the men’s Lifestyle Performance line presents an ideal cross section of performance frame engineering and design for the everyday, all day guy who seeks protection, function, and good looks with subtle beach-inspired attitude. While large in look, TRADE fits a broad range of face shapes and head sizes due to our 8 base wrapped frame geometry. The tall and boxy design enjoys angular lines and ergonomically engineered load-spreading temple tips, while fusing Kaenon’s hallmark California design-sense and functionality. Variflex nose pads anchor the frame securely, offering a slip-free experience so the frame remains comfortably in place no matter where you take them. Trade Also Features: TR-90 frame material Impact resistant SR-91 lenses that provide glare reduction and razor sharp clarity A Kaenon logo on the temples A micro-fiber cleaning bag and a protective metal case Patented by Kaenon, SR 91® is a high performance, durable, lightweight, and impact resistant lens material. This unique material offers razor sharp clarity, and with the addition of glare 860®, its polarized form, SR-91® boasts superior glare reduction. It is trusted by the world's top athletes and is good for extreme sports.