Oakley radar ev path photochromica new milestone in the heritage of performance, radarreg ev takes breakthroughs of a revolutionary design even further with a taller lens that extends the upper field of view.from the comfort and protection of the o matterreg frame to the grip of its unobtaniumreg components, this premium design builds on the legacy of radar innovation and style.featureso mattertrade a stress resistant frame material that withstands environmental extremes, it is lightweight yet highly durable. Controlled flexibility enhances impact resistance while contributing to the all day comfort of frames made with this innovative synthetic.three point fit a patented innovation that ensures the frame makes contact only at the bridge of the nose and the sides of the head. It holds lenses in precise optical alignment with a secure fit that eliminates the pressure points common with frames that hook the ears.unobtainiumreg a soft hydrophilic synthetic, it increases adhesion when wet to grip better when you perspire. This makes it ideal for earsocks and nose pads in performance eyewear.high definition opticsreg hdoreg is a collection of patented technologies that allow oakley eyewear to meet or exceed the testing standards of the american national standards institute for optical clarity, visual fidelity, and impact resistance.photochromic lenses are optical lenses that darken on exposure to specific types of light of sufficient intensity, most commonly ultraviolet uv radiation. In the absence of activating light the lenses return to their clear state.interchangeable lenses let you change lenses in seconds to optimise vision in any sport environment.engineered for maximised airflow for optimal ventilation to keep you cool.contouring at the bottom makes radar ev path a good choice if performance sized lenses sometimes touch your cheeks. The lens shape also enhances performance by extending the upper field of view.buy oakley sports sunglasses from chain reaction cycles, the world's largest online bike store.