PM2.5 Activated Carbon Filters

Style No :FILTER-KIDS Material:PP anti-sticking cloth + melt blown cloth + activated carbon cloth Condition:NEW Included:1 bag includes 2pcs. Mask NOT Included. Suggested Age Group:ChildCare + Wash: Application: Anti-dust, Smoke, Pollution, Ash 1st layer: high efficient filter cloth filter the dust of micron.2nd layer: melt blown cloth to filter industrial pollutants, automobile exhaust, second-hand smoke pollen allergies.3rd layer: high efficient filter cloth filter benzene and a smaller function of filtering dust microns.4th layer: activated carbon cloth filter density, smaller material5th layer: spunbond cloth, filter out most harmful substances.