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PM2.5 replaceable activated carbon filter anti-fog filter paper mask
The first layer of spunbond fabric can filter micron dust
The second layer filters industrial pollutants, car exhaust, second-hand pollen smoke and allergens
The third layer of activated carbon filter cloth, micron dust
The fourth layer provides filter density for smaller materials
The fifth layer of spunbond fabric filters various harmful substances
Filter size as shown
1 filter insert cannot be cleaned and must be replaced every 1-2 weeks.
2. When there are stains or viscous sediment on the membrane, please replace the filter.