But if you remove and store an N95 properly, you can reuse it multiple times — simply put, that entails taking the mask off by its head straps and storing it in a paper or mesh fabric bag ...
If you’ve put your COVID face masks into retirement ... outdoors you can protect yourself with an N95 or a KN95 mask (only N95 masks are approved for healthcare use in the U.S., but KN95 ...