свободный dhl корабль! [mask прокладка] 3 слойной прокладка face dust рм2,5 лица активировать угольный фильтр mouth guard маски pad для kf94

[mask gasket] 3 ply gasket for famouth dust for facial guard mask pad for kf94 e.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.