PM 2.5 Mask Filters
For masks used to protect against viruses (such as COVID-19), bacteria, dust particles, etc. Mask must have a pouch, as shown in the picture with the black mask, to be compatible with with these filters (i.e. not compatible with the masks we sell). Provides extra protection for masks that are not N95 or KN95 quality, i.e. cloth masks and such.
- PM2.5 Filter for All Masks with Rear Pockets
- Size is approx. 5 inches x 3.1 inches
- Effective for about 35 - 50 hours of use Depending on Air Condition
- Effective for General Purpose, Oral Liquid Transition and Viruses
- This Filter is NOT Reusable
- DO NOT WASH