1. Made of environmental friendly material, moisture-proof, non-irritating, soft and comfortable.
2. Breathable material which makes it useful and fashionable.
3. Special 3 ply non-woven design, provides protections against dust, automobile exhaust, pollen, etc.
4. 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.