AIRism Mask (Three Pack) High performance three-tier structure. The first layer of AIRism Mesh fabric is smooth and breathable. The second layer filters out up to 99% of particles. The third layer also uses AIRism mesh fabric for even better breathability and comfort.
- The mask has a bacterial filtration efficiency of 99% and pollen particle collection efficiency of 99% (initial values).
- Available in four sizes.
- Clear size indicator on mask makes it easy to differentiate your mask from others at home.
- Washable for multiple uses.
- We have found that after repeated washing, the bacterial filtration efficiency and pollen particle collection efficiency, which indicate filter performance, are reduced to 95% and 93% respectively after 20 washes at 40°C.

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