Pack of 10 PM 2.5 filters developed for our 4 Layer Reusable Bamboo Face Masks. Filters are designed to fit snugly inside the inner pocket layer of our reusable masks. A 5 layer fabrication from non-woven, meltblown and activated carbon ensures maximum protection in high-risk environments.

Filters are not washable and should be discarded after every 24-hour full usage.