Double spherical lens. Supravision 100% anti-fogging treatment. 100% UVA, UVB, UVC protection. Climazone ventilation system. Double adjustment buckle on strap, hypo-allergenic foam. Features articulated extensions for perfect compatibility with all helmets. Come with storage bag. These goggles have up to 18 mirror layers. Gives high protection against glare as well as additional reduced indirect light.