Lightweight semi-rimless performance sunnies designed for cyclists feature a wrap-shield Prizm lens that enhances color and contrast so you can see more detail. 139mm lens width; 39mm bridge width; 138mm temple length 100% UV protection Unobtainium?nose pad increases grip with perspiration to help keep the eyewear securely in place Prizm lens technology enhances color and contrast for more detail O Matter?frame material provides durability and all-day comfort to keep up with life on-the-go Propionate Imported