Plastic breather breathing valve,Valve breathing for mask,Plastic valve,Face cover Accessories,DIY masks, Accessories for masks

Filter Valve ONLY, face cover not included. Features: Replacement, Anti Haze, Face cover Accessories

The mouth cover filter replacement is suitable for sports Face cover , running Face cover , active carbon Face cover , etc..

The anti-dust face mouth filter can make you feel more comfortable while wearing face cover.

Face cover filter accessories are great for DIY face cover making.

The face cover filter valve can let exhaust air and steam out while preventing dirt from getting in.

100 Pcs -300 Pcs per bag

Size =3.2 x 3.2 x 1.2 cm