Built for speed and engineered to be the ultimate multi sport sunglass for training running and beyond evzero path is oakleys lightest performance frame and features a toric shield of plutonite174 in a rimless design for an unobstructed view features photochromic clear to black lenses adapt to changing light conditions three point fit holds lenses in precise optical alignment while eliminating pressure points unobtainium174 earsocks and nosepads increase grip with perspiration for a