The protective cover for your nose and mouth is made of long lasting nylon material, can be used for a long time.
Adjustable nose clip can be shaped to your nose for a perfect fit that prevents slipping, will not move with your actions.
Paste closure is back of the head, you can adjust the band according to the size of your head circumference.
Our unique valve and replaceable filter system lets air flow in, while keeping unecessory particles out.
The half face mask can limit or prevent contacting with polluted air and contaminants and stay healthy!
Prompt: A B two kinds of breathing valve masks are delivered randomly