Prizm lenses are designed to enhance color and contrast so you can see more detail; High-wrap, semi-rimless frame designed to increase field of view and improved ventilation; O Matter frame material provides durability and all-day comfort to keep up with life on-the-go; Ridged textured Unobtainium added to the inside of the temple for retention; Oakley's Unobtainium nosepads provide increased comfort and performance and increase grip with sweat