Face Mouth PM2.5 Mask Breathing PM 2.5 Masks Reusable Respirator Anti Dust Fog Haze Virus Flu 3D Shape Adjustable Earloop (With_Valve_10PCS)

Description

This is 10 pcs carbon-free PM2.5 Mask. It is good at Both Prevent PM2.5 and Antibacterial with Condensing valve. It can be used for PM2.5,Dust,Virus,Bacterails and pollens. We used Technology of medical treatment to do breathing PM2.5 masks. If interested our textile (Nano-Silver Coating, Antibacterial and so on Technology transfer), please contact with us for detailed supports. Features: ● Prevent PM2.5,carbon-free,influenza,dust,virus,bacterial,pollens and exhausts. ● Antibacterial Over 500 kinds of bacterial. ● 4 Layers of constructure to make sure filtration efficiency. ● Specail Nano-Silver make sure long time efficient against bacterial. 1pc can be used about 36 Hours ● Get more activity when meet water. No odour or smelly after using over 8 hours.