Full-coverage performance sunnies designed for cyclists feature a shield Prizm?lens that enhances color and contrast so you can see more detail. 124mm lens width; 117mm temple length 100% UV protection Unobtainium ?nose pads increase grip with perspiration to help keep the eyewear securely in place Prizm lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility O Matter?nylon-infused plastic Made in the USA