Package of 10. PM2.5 5-Layer Filters for use in non-medical face masks to block dust & micro-particles.
- PM2.5 Filter fits in washable, reusable mask
- Made of 5 layers of protection (including activated carbon layer, melt-blown & non-woven fabric layers)
- Stops 65% of Particles (Nitrogen dioxide, dust & micro-particles)
- Good for 3 days if worn full time, otherwise, change after 5-7 days
For sanitary reasons, all masks are final sales. Not intended for medical use.