These are QTY 5 PM 2.5 Mask Inserts for cloth face masks.
Add extra protection to your cloth face mask with these PM2.5 filters.
2 layers of meltblown cloth + 1 layer of activated carbon cloth
- Includes one pack of 5 pieces
- Filters are single-use and disposable.
- Can be purchased with face masks
- approx 12 CM x 8 CM