W.A.M’s PM2.5 Filters can give you up to five days of protection with two different designs used for the Twin Valve Masks and Reusable Cotton Masks.
Each filter has FIVE LAYERS of protection:
- 1st Layer - Spunbond Fabric: Filter 0.5um dust
- 2nd Layer - High efficiency filter cloth: auxiliary filtration of toxic gas, tail gas and secondhand smoke.
- 3rd Layer - Activated carbon cloth: filtering benzene, bacteria, viruses and smaller 0.3um dust.
- 4th Layer - High efficiency filter cloth: it can filter the harmful substances with high density and small particles.
- 5th Layer - Spunbond: filters all kinds of harmful substances.
These filters are biodegradable and environmentally friendly.
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