Lightweight sport styling contours to the face to provide maximum protection. Vented frame increases air flow to prevent the lenses from fogging. Anti-scratch lensess offer 99% protection from harmful UV rays. Built in rubber nose pads provide comfort fit and protect against slipping. Straight back flexible temples provide outstanding fit. Exceeds ANSI Z87.1-2003 HIgh Impact requirements. The gray lens is commonly used in outdoor applications. Sold per dozen. Priced per pair. Enter quantities of 12, 24, 36, etc. Price discounts based on quantities ordered.