The Billings provides a great economical option, Without sacrificing style, for a wide variety of applications. It features a lightweight, frameless design with wrap-around coverage for superior protection. Features: - scratch resistant polycarbonate lens provides 99% UVA/B/C protection - Meets standard ANSI Z87.1 and can/CSA Z94.3-07 safety Specifications specifications: - Frame: anti-fog lens with gray temples - visible light transmitted (380-780nm): 23% - UVA, UVB blocked (200-380nm): 100% - Blue light blocked (400-700nm): 74% - IR blocked (780-2000nm): 48% Note: Gray lens: Commonly used in outdoor applications. Offers protection from excessive glare.