If you have problems with payment or something else, write to us! Performance Double-Layer Lens - Cool full real Revo mirror coating reflective lens imported from Italy with long-lasting anti-fogging treatment and100% UV protection that can protect your eyes from strong lights; Large spherical lens with frameless design provides a truly unobstructed & clear view on the slope when skiing and snowboarding OTG Design & Helmet Compatible - The ski goggles that fit over glasses ensure an ultimate performance and comfort when skiing/ skating/ snowboarding. Extra long woven non-slip strap with great elastic for any ski helmet compatibility and keep the Snowboard goggles in place. With adjustable buckle on the strap, the goggles are suitable for both ADULTS and YOUTH. Comfortable & Warm - Multiple layer high density breathable foam keep your face warm and anti-wind. The 2 way ventilation system provides smooth air-flow which brings fresh air and exhaust moisture quickly and effectively. Interchangeable Lens - There are many different replacement lenses available for G1 Ski Goggles. Perfect ski goggles to make your own combination for different light conditions. If you want to ski from day to night, it's better that you got two lenses to switch, please search COPOZZ G1 Replacement lens.