Oakley radar ev xs uranium prizm sunglassesgreat for smaller face shapes, and great for younger athletes, the oakley radar ev xs uranium prizm sunglasses provide all the same features as the original radar ev sunglasses, just with a smaller frame.the radar ev xs sunglasses feature a wide, single lens that is formed from plutonitereg which offers full uv protection and acts as a shield against impacts and abrasions. The lens boosts peripheral vision with polaric ellipsoidtrade lens geometry that helps to optimise you vision. Prizmtrade lens technology, meanwhile, enhances your vision further, improving colour and contrast, allowing you to see in much more detail.the half rim o mattertrade frame is lightweight, flexible and durable. Stabilising the fit, the earsocks and nosebombs are formed using unobtainiumreg to increase grip, keeping the glasses in position against perspiration and environmental moisture. Lens specificationslight transmission 14%light conditions bright lightcontrast increasedbase lens colour greyfeaturescomfort and performance of three point fit that holds lenses in precise optical alignmentdurability and all day comfort of lightweight, stress resistant o mattertrade frame materialunobtainiumreg earsocks and nosebombs increase grip with perspiration for a non slip grip without compromising on styleframe suitable for small to medium facesinterchangeable lens system allows you to optimise performance in any environment additional lenses sold separatelyprizmtrade lens technology enhances colour, contrast and detail for an optimise experienceoptimised peripheral view and side coverage of polaric ellipsoidtrade lens geometryoptical precision and performance that meets of exceeds ansi z87.1 standardsmaximum clarity at all angles of vision with patented xyz opticsreguv protection of plutonitereg lens material that filters out 100% of uva uvb uvc and harmful blue light up to 400nmbuy oakley sport sunglasses from chain reaction cycles, the world's largest online bike store.