With High Definition Optics® in a ruggedly durable yet comfortably lightweight design, this semi-rimless slice of Oakley engineering takes performance to the next level and brings style along for the ride. FEATURES: PRIZMis a revolutionary lens technology that fine-tunes vision for specific sports and environments. See what youve been missing. Enhanced lens coverage extends your peripheral view to improve protection against sun, wind, and impact Three-Point Fit holds lenses in precise optical alignment while eliminating pressure points Unobtainium® earsocks and nosepads increase grip with perspiration for a no slip grip Plutonite® Lenses offer top UV Protection filtering 100% of all UVA, UVB, UVC and harmful blue light up to 400nm O Matterstress-resistant frame material is both lightweight and durable for all-day comfort and protection