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Non-medical KN95 mask
Non-medical KN95 masks are the common choice for general civilian masks, and are the first choice for residents in the current severe epidemic situation.
The 5-layer non-medical mask is composed of 4 different materials, the composition is as follows:
1. The first layer of moisture-proof non-woven fabric (outer layer) Purpose: to avoid the intrusion of external spray and steam
2. The second layer of meltblown cloth Uses: to block the invasion of dust or droplets
3. The third layer meltblown cloth Uses: to increase the effectiveness of the second layer, double-layer blocking, more at ease
4. The fourth layer of hot air cotton Uses: to absorb breathing water vapor, increase fluffy feeling
5. Skin-friendly non-woven fabric Uses: Absorb sweat, grease, etc., skin contact is soft and comfortable.
http://www.kn95maskfactory.net/