famouth mask 3 рм2,5 маска для лица с activate углерода фильтр слоев анти пыли маска исключает droplets распространение розовый amp; безопас

famouth mask 3 layers anti dust mask prevents droplets spreading pink & safety famask pads.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.