These are KN-95 (certified by 3M to be equally as effective as N-95 masks) respirator masks.
5 come in a sealed pack.
Sterile and clean masks. Very comfortable.
These are technically called "respirators", as they contain 4 layers of woven protection that can filter out harmful viruses - like the coronavirus / covid-19.
Posted by Unknown on 16th Nov 2020
Comfortable mask with no irritation and easy to breath.