50 одноразовая сек лица pad нетканые haze маска фильтр рм2,5 маска замена универсальная защитная дышащая rd40 dxs8

50 disposable s facial pad non-woven haze mask replacement universal protective breathable rd40 dxs8 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.