Reduces Exposure to Airborne Biological Contaminants Help Protect Lungs Against Bacteria and Viruses Filter Mold, Allergens and Dust Particles Out of The Air Advanced Electrostatically Charged Filter Adjustable Nose Clip for Secure and Custom Seal Soft Interior Foam and Two Elastic Fastening Straps Lightweight, Disposable Design
FFP1 ,FFP2 ,FFP3 dust face mask
4-ply disposable non woven N95 face mask is made of 4-layers,inside and outside layers are PP non
woven,middle layer is high standard N95/N98 filter paper.With Ear-loop style.
Particulate matter filtration efficiency