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This design takes advantages of PH value of sweat which is secreted by human, through a simple chemistry theory of PH value it turns to different colors according to different physique of people after one tears the coat of the bottle tags. Above all, what we have done not only avoid water cross drinking , but also adds some fun to your daily life.
Lu Xun Academy of Fine Arts
Shenyang, China
Lu Xun Academy of Fine Arts
Shenyang, China
Ou Bai,
Chen Shao,
Jinming Tang