mfhcf dusk рм2,5 пыли моющийся угольный эквивалент пыле анти загрязнения рм2,5 ватным тампоном для маски унисекс бесплатно

mfhcf dusk pm2.5 dust washable activated carbon equivalent dustproof cotton pad to mask unisex free.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, sma.