новый горячий sellling дышащий трехслойная водонепроницаемый anti-fog пыль 5 слой рм2,5 активировать угольный фильтр одноразовая маска для л

new hot sellling breathable three-layer waterproof anti-fog dust disposable face mask pad features: 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.