100pcs Disposable Filter for Mask Breathable Universal Skin Friendly Protective Filter

No more worrying about masks being inadequat, This breathing insert protective mouth mask filter allows your mask to be reused without worrying about no mask, saving time and money, and very environmentally friendly.

Disposable Mouth Mask Gasket: One time use; Keep the inside of the mask clean; Extend the use time of mask; Breathable comfort.

Widely Use: In the restaurants, nail shops and cleaning as well as other environments that require respiratory protection for dust etc.