Anti-Fog Anti-UV Windproof Unisex Ski Goggles with Replaceable Spherical Lenses & 3-Layer Foam Two pairs of lenses for free change (Anti-glare one in the daytime & the other one with bright enhancement at night) 100% UV400 resistance, dual-layer spherical lens to shield external temperature, anti-fog & anti-scratching coating for clear viewing Enough space for myopia glasses Adjustable anti-skid headstrap & 3-layer breathable sponge for comforatble wearing and clear viewing The flexible and impact-resistant PC lens and TPU frame for long-term use