About the Automatic Breathing Valve:
The breathing valve will automatically closes and opens as you exhale and inhale, ensuring that you do not breathe in any harmful gases and exhaust gases
This for or your health, we promise that your dust mask will be disinfected strictly.
Test Performance:
Filter out 99.99% respirable dust and Particulate Matter
Filter out 99.99% harmful gases and exhaust gases
Filter out 99.99% pollen
Filter out 99.99% harmful pathogens
This is for Optimal Use:
The filter is recommended to be replaced around 7-10 days.
In the extreme area, should be replaced around 1-2 days.