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The quality of breathing air is the core of the mask, so this design gives up everything that has nothing to do with this function, it avoids everything incontinence caused by the conventional masks and it is convenient for people to use it. Because the nasal mask has small size, and is portable, comfortable and convenient to use, it allows us to breath fresh air and protects our health to the uttermost.
There are many problems with conventional mask: bulky, inconvenient, unsightly, and there exist gap between the face and mask. It makes us uncomfortable especially in hot days.
Wuhan University of Technology
Yongjun Chen Shupeng Wang Teng Zhang Lin Li