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Itoothbrush / Itoothbrush

Itoothbrush
Itoothbrush

when brushing your teeth, do not know to brush how long it appropriate or not clear whether brushing itoothbrush color gradient in order to remind your teeth is clean. Red toothbrush handle, said there is still residual bacteria, become green, said teeth have been cleaned, you can end the brushing process timely and decisive.

University

Zhengzhou Institute of Light Industry

Zhengzhou Institute of Light Industry
Zhengzhou City, Henan Province, Dongfeng Road on the 5th Zhengzhou Institute of Light Industry, China

Design

Zhengzhou Institute of Light Industry

Zhengzhou Institute of Light Industry
Zhengzhou City, Henan Province, Dongfeng Road on the 5th Zhengzhou Institute of Light Industry, China