Pyramid SB3710D Specifications: Exceeds ANSI Z87. 1-2003 High Impact Requirements CE EN166 Certified Pyramid SB3710D Includes: (1) Clear Lens Fortress Glasses Pyramid SB3710D Features: General purposes for indoor applications that require impact protection. Offers protection from excessive glare Provides 99% protection from harmful UV-A and UV-B rays. 100% polycarbonate Scratch-resistant lenses Vented lens allows air to flow away from the lens to prevent fogging Lightweight sports styling contours to the face to provide maximum protection. Adjustable nose pad provides a comfortable fit for a broad range of bridge sizes Vented lens allows air flow to prevent fogging Straight back rubber coated temple tips.