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cocoa_o / Safety rotary cover

cocoa_o
cocoa_o

People often have a difficultly for opening a can.When people putting their finger into a narrow cap to open the can is often breaking the nail of people and hurting them.Also,they can get some hurt at the end of their hand when putting too much force to open the can.And the cans where to touch the mouth is unhygienic,this design can also effectively solve the problem.

University

Henan University of Technology

Henan University of Technology
Zhengzhou, China