Made of ABS material, durable to use.
Mask accessories, which should be used with mouth masks (not included).
Suitable for sports masks, running masks, active carbon masks, etc..
Item Name: Mask Valves
Features: Replacement, Anti Haze, Mask Accessories Outer
Size: 40mm x 35mm/1.57' x 1.38' (Approx.)
Inner Diameter: 18mm/0.71' (Approx.)
Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.
Package Content: 5/10pcs Outdoor Anti-dust Face Mouth Filter Air Breathing Valves Replacements