Black 100% Cotton Mask with Valve + 2 PM2.5 Filters

Package Content: 1 x Dustproof Mouth Cover with valve, 2 x Replacement Sheet

Washable and Reusable. Suggest replace the fliters every week of uses for the best effect.

One size fit most people,it suitable for adult,men and women.

The ear loops are easy to adjust so can fit perfectly over your nose and mouth. Size can be adjusted to meet most people head type.

Efficient active carbon filters isolate up to 99-percent of dust, ideal to protect your mouth and face from Dust, Haze, Allergies, Smoke, Pollution, Ash, Pollen particles etc.