Activated carbon filter, 5-ply. Replacement filter for use with a matching face mask. Against allergies, smoke, pollution, ash, pollen and viruses.
Contents: 1 piece.
The first layer of spunbond filters out micro-sized dust; the second layer filters out industrial pollutants, car exhaust, smoke and pollen allergens. The third layer of activated carbon fabric filters micron-sized dust; the fourth layer provides filter density for smaller materials. The fifth layer of spunbond filters out various pollutants. For safe breathing.
Note: It is recommended that the filters be replaced weekly for best results if used regularly.