Mask is a kind of hygiene supplies, generally refers to wear in the mouth and nose position used to filter the air into the mouth and nose, in order to block noxious gases, smells, droplets in and out of the wearer´s mouth and nose appliances, made of gauze or paper.
Masks have a certain filtering effect on the air into the lungs, in the respiratory tract infection epidemic, dust and other pollution in the environment, wearing masks has a very good effect.
A.3 layers mask: non-woven fabric, bridge of the nose, ear hanging, filter paper.
B.Activated carbon mask: non-woven cloth, bridge of the nose, ear hanging, filter paper, activated carbon filter paper.
C. Size :18×9(adult), 15×9(child).