Ada filter nya, bisa diganti/ditambal dengan filter lain.
Feature: changeable filter, PM2.5 active carbon filter to stop smog and haze effectively. Both 2 sides of face mask are breathable so as to reduce respiratory resistance, free to breath and free to go forward.
1. the mask can be washed and reuse, and the filter is recommended to be replaced every 5 days. (Foggy area, depending on the situation (the filter becomes black or damaged, please replace it in time) 2. the material of the mask is made of mesh cloth, a little smell is normal, you can remove the filter first, (soak in warm water for 15 minutes, the taste will slowly disappear, the activated carbon filter does not can be washed)