5 Pack Adult PM 2.5 Activated Carbon 5 Layer Face Mask Replacement Filters

Description

Material: PP anti-sticking cloth + melt blown cloth + activated carbon cloth
Application: Anti-dust, Smoke, Pollution, Ash
25 Pack of Filters (mask is not included, only shown in photos to demonstrate use of filters)
1.The first layer: high efficient filter cloth filter the dust of micron.
2.The second layer: meltblown cloth to filter industrial pollutants, automobile exhaust, second-hand smoke pollen allergies.
3.The third layer: high efficient filter cloth filter benzene and a smaller function of filtering dust microns.
4.The fourth layer: activated carbon cloth filter density, smaller material.
5.The fifth layer: spunbond cloth, filter out all kinds of harmful substance
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