Disposable Surgical Face Mask
Face Mask Usage:
1.Open the package, take out the mask。
2.Straighten the nose clip, press the nose clip, put on the mask。
3. Adjust the nose clip along the bridge of the nose.
1.The mask isn't suitable for hypoxic environment which the oxygen concentration is below 19.5%.
2. The mask isn't suitable for the environment which the concentration of the pollutants is too high and damage health and life.
3.The mask isn't suitable for protecting against harmful gases or vapors.
4.The mask should be replaced with a new one when it is contaminated, damaged, or respiratory resistance has increased.