Keep your greatest weapon protecteda |your vision. These U.S. Military Wiley X Vapor Glasses are made to strict ballistic safety standards while also being lightweight and easy to wear for extended periods of time. Lightweight and all-day comfortable 100% UVA/UVB sun protection Shatterproof Selenite polycarbonate lenses T-Shell scratch-resistant lens coating Foil lens coating for anti-fog protection Compatible with NVG (Night Vision Goggle) systems Safety rating: ANSI Z87, MIL-PRF-31013, GL-PD 10-12 MCEP MIL-PRF-32432(GL) Ballistic Standard