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暖手保温杯 / Double Warm

暖手保温杯

This is an Insulation Cup design . Usually it is just used to play a role for holding temperaturerole, but in the cold it
can be used as a Hand Warmer for the owner .

University

Yanshan University

Yanshan University
Hebei,Qinhuangdao, China

Design

Yanshan University

Yanshan University
Hebei,Qinhuangdao, China