The KN95 Mask is a standard for respiratory equipment which filters 95% of particulates greater than 0.3 microns. KN95 masks are a PPE. They offer significant protection over standard surgical blue 3 ply masks and are approved by the CDC as acceptable replacements if N95 masks are unavailable.
Filtering Performance: equal to 95% @ 0.3 Micron or greater
For further information regarding filtration of the COVID-19 virus, please see the link below:
Consumable Return Policy
Due to the nature of consumables, all abrasive sandblasting media and KN95 Face Masks are non-returnable and not subject to our standard Return Policy.