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It's very troublesome for you to find a tool to deal with the button dropped out of your clothes in some important occasion. However, if you have this Convenient Button, you can press it down directly instead of finding any tool. Meanwhile, you needn't to worry that your hand will be hurt with the design of the bottom case of this Convenient Button.


Guangdong University of Technology

Guangdong University of Technology
Guangzhou, China

Yuanbing Li,
Guangdong University of Technology