Material: Non-woven Fabric, 3 ply non-woven
Usuage: Outdoor face mask
Feature: safe and comfortable
Properties:Medical Materials & Accessories
Size: 175mm*95mm

Feature:
1.Bacterial filtration rate: ≥99.28%
2.Intermediate protective layer melt-blown cloth, highly breathable, non-irritating
3.Multi-material composite structure, layer by layer protection, effectively blocking all kinds of pollution
4.Nano-level protection, meltblown cloth is the key
5.Filters 0.5 micron particles up to 95% +, effectively protecting your alveoli