5-Layer PM2.5 Activated Carbon Filter [Pack of 5 pcs]

Reuse your mask hassle-free and have extra protection with PM2.5 Activated Carbon Filters.

Pack of 5 filters
Five-layer Protection: The PM2.5 replaceable filter is composed of 2 layers of non-woven fabric, 2 layers of melt-blown cloth and 1 layer of activated carbon cloth.
Breathable & Protection: The disposable air filter replacement contains efficient activated carbon, effectively prevent dust from entering your mouth and face, but allowing you to breathe normally.
Easy to use: The installation steps for this activated carbon PM2.5 replaceable filters are very simple. Simply put it in the filter filter in our 3-layer silk mask.
Size: The filter size is 12cm x 8cm