Edge Dragon Fire Tactical Eyewear: The Dragon Fire provides top-rated protection with a lightweight, economical open frame thatís perfect for the range. Its flexible and durable matte black temple arms are equipped with soft thermoplastic rubber temple tips for a comfortable, nonslip fit. The single-piece lens has no lower frame to obstruct sight, making it great for shooting. Edge Tactical Eyewear glasses are tested in independent laboratories to ensure their compliance with ANSI Z87.1+2010 and Military Ballistic MCEPS GL-PD 10-12 standards. All Edge lenses block 99.9% of UVA, UVB, and UVC radiation and are coated to reduce scratching.