This is 5 layer filtration Mask.
- 1st Layer is 50gsm non woven layer.
- 2nd Layer is 18gsm spun bound layer.
- 3rd Layer is 25gsm melt blown layer medical certified.
- 4th Layer is 25gsm melt blown layer medical certified.
- 5th Layer is 22gsm non woven layer.
The Masks are Certified.
Material: Non woven fabric with melt blown plastic layer Features: Breathable, soft lining, latex and fiberglass free, and head loop Daily use Style: Elastic head-loop or tie on Breathing resistance (delta p)99%, particle filtration efficiency(bfe%)>99%.