PM2.5 Mask Filters 10 Pack

Replacement PM2.5 mask filters pack of 10

1.The first layer of spunbond can filter micron-level dust 2.The second layer filters industrial pollutants, car exhaust, second-hand smoke and pollen allergens 3.The third layer of activated carbon cloth filters micron-level dust 4.The fourth layer filter smaller materials. 5.The fifth layer of spunbond filters out various harmful substances

$5 Courier up to 3 packs