PureMe Kids Reusable and Washable Anti Pollution Mask
The pack contains a cotton kids mask and four PM2.5 filters. Pick out one filter and insert it in the pocket of the cotton mask. Each filter has life of upto 100 hours. When the cotton mask gets dirty, wash the mask, without the filter.the filter cannot be washed. When the filter is used up, replace it with a new one and four filters provide the convenience of replacing filters easily. The mask must be worn in outdoor environment only and should be avoided in indoor environment.