Advantages:
1, ventilation is very, can filter toxic gas.
2. It can keep warm, absorb water and be waterproof.
3. It is flexible and feels very good and soft.
4, compared with other masks, the texture is relatively light;It is very elastic and can be reduced after stretching.
5, the price is relatively low, suitable for mass production.
Disadvantages:
1. Compared with other cloth masks, disposable masks cannot be cleaned.
2. Because the arrangement of its fibers has a certain direction, all of them are easy to be torn.
3. Compared with other textile masks, the strength and durability of disposable masks are worse than other masks.
Method of use
1. Wash your hands before wearing a mask.
2. Hold the ear cord in both hands, with the dark side outside (blue) and the light side inside (suede white).
3, put the side of the mask with metal wire (there is a small hard) on the nose, according to their own nose shape pinched metal wire and then the mask cover body completely pulled down, so that the mask completely cover the mouth and nose.
4, the disposable mask is generally 8 hours to replace one, can not be reused.