One pack includes 15 individual mask filters. Every single filter mask is cut and sewn in-house from blue shop towel material and is customized to fit perfectly into all our mask designs. Each filter is 2 layers of material. By inserting a 2-layer filter into the mask, it has been tested to increase the filtration of particles up to 93%.
- 5.5"L x 4"H
- Reusable and suggested 1 filter to be used for up to 24 hours max
- Each filter can be washed up to 3 times inside the mask
- Machine washable
- Tumble dry low or hang to dry
This item is final sale and non-returnable.