These are medium-small sized masks. $20 at Amazon Made by the 3M company, these N95 respirator masks are NIOSH-approved to filter out at least 95% of certain particles like smoke and feature a ...
FILE - In this March 5, 2020, file photo, Dr. Deborah Birx, Ambassador and White House coronavirus response coordinator, holds a 3M N95 mask as she and Vice President Mike Pence visit 3M headquarters ...