BXT Winter Outdoor Anti-dust Mouth-muffle Windproof Coldproof Snowboard Ski Cycling Half Face Thermal Fleece Facial Shield Mask Neck Warmer Helmet for Motorcycle, Bicycle, Cycling, Racing, Skiing,etc. polyester Unisex Winter dustproof Warm Ski Bike Bicycle Cycling Skiing Sports Warmer Mask Half Face Mask Cover Neck Nose Ear Protection Masks Veil Guard Material: neoprene and thermal fleece. Perfect protection against cold, snow, wind,dust and sun in winter New side ventilation system allows easy breathing, preventing frost build up to your goggles One size with adjustable velcro closure suitable for unisex youth girls boys adults women men Great item for outdoors activities in the chilly and haze winter such as snowboarding, skiing, Motorcycle, Bicycle, Cycling, Racing, riding snowmobile, hiking, fishing,etc.