The ZAN headgear Face Masks offers coverage of the cheeks and chin. Made from 2mm thick elastic nylon-lined neoprene, these masks provide thermal insulation, as well as water and abrasion resistant protection. Ventilation around the nose and mouth give you excellent breathability. These Face Mask features nylon bound edges for durability and comfort with a hook & loop closure for an adjustable fit.; Great for cold weather protection 2mm Thick Thermal Ventilation at the nose and mouth Hook and loop closure