fapads 3-х слоев дышащая pad лица рм2,5 активировать угольный фильтр заменяемые прокладки против загрязнения нетканые маски t1t3

fapads 3-layers breathable facial pad gaskets anti pollution non-woven mask t1t3.1.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.