Sell PM2.5 Face Mask Filters ( 5 Layers Filters Replaceable Anti Haze with activated Carbon Filter Insert ) FREE SHIPPING best price

Features: Size: Adult: 12x8cm/4.72 x3.15in; Good design:  Multiple protection to isolate dust, multi-layer folding, good ventilation, double your protection against nasty substances, gases and odors with an additional filter inserted into your aiRmask; Filtration technology:  Made of activated carbon and non-woven melt-blown filter cloth, five-layer filter system effectively keep away from PM 2.5 and a range of airborne contaminants; About The Product: 1.Material: PP anti-sticking cloth + meltblown cloth + activated carbon cloth 2.Uses: anti-odor, anti-dust, anti-gas, anti-bacterial, anti-PM2.5 Allergies, Smoke, Pollution, Ash, Pollen Filter function: 1.The first layer: spunbond cloth, filter the dust of micron 2.The second layer: to filter industrial pollutants, automobile exhaust, second-hand smoke pollen allergies 3.The third layer: activated carbon cloth, benzene and a smaller function of filtering dust microns 4.The fourth layer: filter density, smaller material 5.The fifth layer: Spunbond cloth, filter out all kinds of harmful substances; 6.Application: out, site, tourism, colds, operating workshops, farms, haze weather, cold and warm Tips: 1.Filters should not be cleaned, recommended 1-2 weeks to replacement