Dust Mask with Exhalation Valve(20 Pack),Particulate Respirator Mask with Multi-Layer Protect Air Filter Suitable for Anti-Dust, Smoke, Gas, Allergies, Germs,Flu,Forest Fire and More

The product is strictly sterilized before they come out of the factory Key Feature: 5 Layer Preuim Filtering Material Protection Good function to remove at least 95% non-oil particulate particles. Designed with hook to tighen it,so you can make a good seal in some special occassion Adjustable sponge nose clip,Comfortable Nose Foam and elastic band,comfortable material. Designed with Five Layer Filtering Materials The first layer: Non-woven Fabric Filtering The second layer:Active Carbon Filtering The third layer:Preuim Filtering Cotton The fourth layer: High-Density Filtering Cotton The fifth floor:Soft Non-woven Fabric Guarantee: If for any reasons you are unpleasure with your purchase, please feel free to contact us. We provide friendly, easy-to-reach support. Package: 20 Pack Dust Respirator Mask