рм2,5 детская маска маска фильтрующие у valve мультфильм сгущает смогла маску теплого анти пыль рот дети famask + pad

pm2.5 children mask y valve cartoon thicken smog mask warm anti dust mouth kids famask+ pad.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.