Features:Made of environmental friendly material, moisture-proof, non-toxic, non-irritating, soft and comfortable.Breathable material, which makes it useful and fashionable.Special 3 ply non-woven design, provides protections against dust, automobile exhaust and etc.Perfect design, when you wear it , it fits seamlessly into your face. Elastic ear loop is easy to wear and no pressure to the ears.Any other areas where protection might be required