Optimized Performance Ski Goggles - Solid & durable lens, enhanced anti-scratch and smart ventilation system. Full Protection for Eyes - Anti-fog and 100% UV Protection treatment on double layer lens. The ski goggles ensure crystal view on the slope when skiing and snowboarding. Comfortable & Warm - ZIONOR ski goggles equip with high density woven strap with great elastic and superior sponge covers your face providing top anti-wind features. Helmet Compatible & OTG - Extra long strap for better helmet compatibility and keep the snow goggles in place. Over the glass designed ski & snowboard goggles to fit small to medium size glasses. Design to fit both youth and adult.