These Double Layers Lens Anti-Fog Ski Outdoor Snow Sunglasses are perfect for all experienced skiers. It has a creative design and serves as anti-fog goggles because of the mirror coating that has been given to it. These sunglasses are waterproof, dustproof, and UV protected. These are made of premium polycarbonate, and the frame is made of acetate. These come in a variety of colors and designs.