There is a large demand for masks now. It is not a quality problem. Returns are not allowed!!! See it clearly, then place an order!!

This mask does not contain filters for the time being. If you need filters, please contact customer service to buy them.

Fabric material-cotton; Lining material-2 layers of cotton, a total of 4 layers inside and outside

weight: 20g

size: mask length 22cm 13.5

use period: one filter piece can be used for 3 to 5 days, 2 to 3 days with serious pollution, and the filter piece needs to be purchased separately;

the mask is private goods, there is no quality problem and cannot be returned or exchanged, thank you