This mask is made of 100% cutton material. The material is soft and comfortable. It can used for Anti- dust, Anti-sensitive, Anti-odor, Anti-sunshine, cold air, pollen and much more. It can prevent wind and freezing. The material is resuable washable and envirmental. Multi-layers cover for adult and children. Rope hanging ears is elastic and convinient wear. 11"L x 5 1/8"W