KN95 Ear face mask filtering effect up to 95% PM2.5

Advance environmental protection non-woven fabric, multi layer fabric can effectively resist fine particles (PM2.5) and bacteria in air pollution.

Features:

•  Four layers of fabric
•  Filtering Effect: >95%
•  PM2.5
•  9500A
•  10pcs per pack

Read this documentation for comparison between FFP2, KN95, and N95 and Other Filtering Facepiece Respirator Classes