COPPERMASK 2.0

Strong antimicrobial layer 2.0- Helps kill 99.9% of germs- Superior bacteria exterminator effect- Comfortable respiration- Complete prevention of saliva droplets- Helps prevent dermatitis and allergies- Harmless to humans- Packing: 1pc CopperMask Antimicrobial Film 2.0 with 10pcs Non-Woven Fabric Filter- 1Box can be used for 30 days