Single lens and adjustable temples ensure reliable performance. Lenses are coated for superior scratch resistance. Lenses provide 99% protection from harmful UV rays. Exceeds ANSI Z87.1-2003 High Impact requirements and CSA Z94.3 standards. Clear lens is used in indoor applications that require impact protection. Sold per dozen. Priced per pair.  Enter quantities of 12, 24, 36, etc. Price discounts based on quantities ordered.