Description Features first cotton fabric, comfortable and soft second breathable, washable and reusable 3. The enlarged and very elastic ear length can be adjusted as desired 4o Each mask with 2 activated carbon filters should be replaced once or twice a week Advanced Cotton material, with filter Mask size approx. 9 x 5. 5 inches How to use 1. Open the face mask and insert a second activated carbon filter Cover your nose and mouth with a 3o mask Set the loop to the best position on both sides of the mask 4o Adjust the nasal clip to your nose Package includes 2 x mask 4 x filters.
The masks are washable, reusable and can combine multiple filter cards. You can buy 10 filters separately
The mask reduces the risk of breathing gases, harmful odors, pollen, smoke, dust and other harmful particles
With an adjustable nose piece and a hook strap, the mask fits a variety of faces, comfortable to wear
Respirator mask with PM2 filter. 5. High quality item condition.
With the breathing valve, the mask allows air to enter the body and maintain moisture. It also keeps you away from toxins and pollutants in the air