Full Face Knitted Cap Help reduce the possibility of frostbite, especially at your cheeks and ears with this super stretch, tight knitted acrylic, one piece tube design face mask. Optimally constructed so it won't interfere with your visibility while it traps and retains warmth at your head, face, ears and neck. Whether you're working outdoors or on your motorbike, dirt bike or playing other outdoor sports, this face mask helps keep you warm. Machine Washable. Navy. One Size.