1. Protect against non--to-average d and liquid aerosols up to 10 times limit;
2. KN95 Filter Material
3. Flat folded Shape
4. Single Piece Individually Packed
5. Adjustable Aluminum Nose Bridge
6. Anti PM2.5,Virus, Bacteria, Dust, Saliva, dander ,etc.
7. More choices of colors.
8. CE EN149:2001+A1:2009 FFP2 NR D
9. Confirm to EN149:2001+A1:2009 FFP2