These 4-layer N95 masks were tested and certified by the National Institute for Occupational Safety and Health for filtering out at least 95% of airborne particles, according to the NIOSH database.

This disposable P100 mask by 3M is approved by the National Institute for Occupational Safety and Health and promises to filter up to 99.97% of particulates if worn properly. (When properly worn, with ...

N95 masks are the gold standard of FDA-approved masks in the US, and you can verify their legitimacy by searching on the NIOSH Certified Equipment List. All NIOSH-approved respirators have "NIOSH ...