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contact lens box / Personal items

contact lens box
contact lens box

This contact lens box has a special function of reminding.
Tt can change part of its color every three months in order to remind the client that it is time to change contact lens box.It's help you protect the health of eyes.


Zhejiang University

Zhejiang University
Hangzhou, China

Yang Li; Pan Wang;Nian Ou Wang; Yu Pan