50pcs Creative Mask Valve Mask Sports Running Breathing Valve Mask Making Accessory face mask filters,gas mask filter (Black, Press Valve)

Description

Face Cover Valves Breathing Activated Carbon Dustproof Windproof Foggy Haze Cover Filter.Suitable for sports Face cover , running Face cover , active carbon Face cover , etc.

Features

Size: 3.65 x 3.65 x 1cm
Material: Plastic

Package Including

50 x valves
Ideal anti haze filters face cover making accessories, great mask filter valve.
This safety mouth covers valve is convenient and easy to use.
This breathingmouth cover filter valve is comfortable mask accessory.
Made by high quality material face cover insert, safe, durable and practical.