Mouth mask material:100% cotton
Elastic ear band:20% spandex, 80% polyester fiber
M-shaped nose clip(adjustable):M-shaped nose clip for a comfortable fit, Allows for easy breathability. Unisex, One size fits most, White or black mask elastic belt, random
Wear Instructions:
A. Unfold the mask and put the filter into the inside layer after fastening, place it on the face
B.Adjust the straps on both sides of the mask to your ears and adjust the seal rings attached to ensure comfortable wearing experience.
C.Gently press the nasal splint, slowly exerting pressure inward and push from the center to both sides till it is tightly and comfortably fixed to the nasal bridge
Recommendations and Precautions: According to human physiological structure, since the blood circulation in nasal mucosa is exuberant and the channel inside nasal cavity is zigzag, they constitute a filtering "protective screen". When breathing air into nostril, airflow forms a vortex inside channel so that the airflow inhaled into nasal cavity will be heated.
Suggestions for time of wearing:
1.It is suggested to wear respirator for 2 hours and then take off to inhale fresh air for half an hour if you can breathe normally after wearing it;
2.Please shorten the time of wearing respirator correspondingly if you get forced respirator after wearing it;
3.Please stop using immediately upon having difficulty in breathing after wearing respirator;
4.Children's use of respirator shall be under the guardianship of adults. To wear respirator is one of the methods for preventing respiratory infections disease,so the most important is to keep good living habit;
5.Mask can be washable and useable(recommended cleaning for 1-2times a week)
6.Filters,disposable supplies cannot be washed(recommended replacement of 1-2 times a week)
