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 ...
Below is a roundup of masks you can use to protect yourself or to donate to those ... $20 at Amazon Made by the 3M company, these N95 respirator masks are NIOSH-approved to filter out at least ...