Straight back, rubber coated temple tips. Built in nose pads elevate frame for precision fit and weightless wear. Lenses filter 99% of harmful UV-A and UV-B rays. Meets ANSI Z87.1-2003 High Impact requirements. GLSSB3370E are CE EN166 certified. The silver mirror lens is a gray polycarbonate lens with silver mirror coating. Commonly used in outdoor applications and reduces glare. Sold per dozen. Priced per pair. Enter quantities of 12, 24, 36 etc. Price discounts based on quantities ordered.