The product has been certified by China's safety inspection agency according to FDA inspection standards and has a filtration rate of 95 percent for 0.3 μm.
The thickness of the fabric is also thicker, which blocks 95 to 99 percent of pathogens.

The diameter of airborne bacteria and pathogens is mainly within the range of 0.7 to 10 microns. Therefore, the mask can be used to block pathogens and to block harmful substances in the air.
It can also be used to block abnormal odor (fungus, anthrax bacillus, and tuberculosis).

The product specifications and production facilities of the KN95 mask are similar to those of the N series.
Unit cost : $1.2

Packaging: 10ea/ 1paper box