маска fiters pad для лица нетканые haze маска pad универсальная защитная дышащая сменная маска рм2,5 активировать угольный фильтр, заменяемы

mask fiters facial pad non-woven haze mask pad universal protective breathable replaceable mask lot.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.