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It is disposable toothbrush. It is developed product in order to separate each of theirs. When you go to accommodation with your friends, you can't distinguish toothbrushes if their shape is same. To solve this problem, we replaced the hang part to distinguish button not to hesitate what is mine brush. when you use this brush, you just remove one of the button. it can reduce this problem what the tourist can be happened on journey by this concept.
Korea Polytechnic university
Siheung-city, South Korea
DAEJEON, South Korea
SEJUN CHEON SEHO CHO JINSOL PARK JINWOO CHOI