THE SIZES OF FILTER:
Adult Size: 3.14 in x 4.84 in/8 cm x 12 cm
Non Woven Fabric + MeltBlown Fabric + Activated Carbon
What is Meltblown fabric? Meltblown fabric is a filter fabric with polypropylene as the main raw material. The fiber fineness of the material is 0.5-1.0μm, which can block fine particles and filter harmful substances in the air.
Efficient active carbon filter isolates up to 99-percent of dust, ideal to protect your mouth and face from Dust, Haze, Allergies, Smoke, Pollution, Ash, Pollen, hazardous chemicals, heavy metal particles etc.
The frequency of use of a filter element does not exceed 2 times, please replace it in a timely manner for best results.
Order NOW: https://lab40usa.com/product/pm2-5-5-layers-activated-carbon-filter-pack-of-20/