ESS ICE Naro Lenses are designed for quick and easy lens replacement. They're treated with a tough hard coat to help prevent scratches and extend the life of your lens. Plus these lenses can survive a shotgun blast from 35 feet! That is protection you can count on. Lens Color: Smoke Grey - 0076 - Provides protection from glare and high levels of visible light and ultraviolet radiation without distorting color perception. Key ESS Features: Lenses and frames that provide the highest level of safety and protection from high-impact projectiles Proprietary ClearZone anti-fog and anti-scratch lens coatings for fog-free clarity and durability Exceptional optical quality for distortion-free vision 100% protection against harmful UVA/UVB rays Extra-wide field of view High heat and flame resistance Modular, replaceable parts A broad range of accessories Rx compatibility