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Toothble, a toothbrush, is specially designed for children. There is a hole with the gear-shaped structure in the head of the brush. Children can easily blow bubbles through this hole when brushing. It not only help children overcome their reluctance to brush, but also arouse their interest in this fantastic process.
On the other hand, as the toothpaste with enough vesicant (something use to produce bubbles in the existing toothpaste), it can ensure the possibility of blowing bubbles with the Toothble which savors kids delightment of blowing bubbles while tooth brushing.
Wang Xiaowei, Xiao Muyun, Fan Xiaobo, Zhou Leijing, Xu Ning, Wu Yunzhou, Ying Fangtian(tutor)