- Size: One size • Winter Ski Mask: The fleece fabric withstands the cold wind, achieves heat storage, and effectively locks in temperature on cold days. It protects the face, neck, and ears from the cold. • Windproof Mask Cover: Offers high elasticity and does not exert pressure when worn. • Winter Ski Balaclava: Can be used as a neck gaiter, warmer neck scarf, hat alone, or under a helmet. • Thermal Cycling Balaclava: Unisex size, protects both men and women, ideal for outdoor winter sports. • Elastic Ski Mask: Perfect for skiing, snowboarding, cycling, hiking, running, motorcycling, skating, hunting, fishing, boating, snow shoveling, walking the dog, construction and storage, as well as other outdoor activities.