Uvex Elemnt FM Ski and Snowboard Mirrored Glasses Small Size Goggles, Lens, Anti-Fog, Compatible,

UV: Protects your eyes from ABC (ultraviolet) rays. The name uvex comes from uv-ex = UltraViolet EXcluded. The unique anti-fog coating "Supravision" ensures safe and clear vision even in harsh conditions. Double lenses create an air gap between the lenses, preventing fogging on the inside of the inner lens and ensuring clear vision. Designed so that you can wear goggles over your glasses. Visible light transmittance: 38% (suitable for sunny to slightly cloudy days)