How to tell if your respirator and N95-style mask is counterfeit or poor quality (Marketplace)

[BumRushDaShow]

11. Anything that you buy

whether in a store or online can be counterfeit.

I can buy me a Louis Vuitton bag off a table on the street and it looks like the real thing because it could have actually been made by any of their small European manufacturers, but was a "2nd" or had some other defect, and was sold wholesale for a fraction of the cost.

That NIOSH list at least separates the wheat from the chaff. CDC has a page on some of the counterfeits out there and how to look for ones that are - https://www.cdc.gov/niosh/npptl/usernotices/counterfeitResp.html

The also have another page that has further tips of how to spot fakes - https://www.cdc.gov/niosh/npptl/usernotices/AdditionalTips.html