HOW TO USE

1. Unfold the mask
2. Cover the folded middle of the mask to the nose
3. Place both straps on the ears to secure their position
4. Adjust the nose bridge to perfectly fit the face

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HOW TO STORE
Store at room temperature in sealed container (1~30℃)

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CAUTIONS
1. Do not cover the nose with a towel or tissue and wear the mask on top of it
2. Do not use in closed area with an oxygen content of less than 18%
3. Do not crush or deform the mask
4. Do not use the mask if it is contaminated inside        
5. Do not wash the mask
6. In case the mask is uncomforable to wear, such as pregnant women,  respiratory patients, cardiovascular patients, children,  and the elderly, please stop using and consult a doctor or specialist if necessary