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easy opener / easy opener

easy opener
easy opener

It is difficult to open a milk cartons for most people at one go.
so people tear off a milk cartons use their nails. It's unsanitary.
This product can be open easily more than existing milk cartons.


Daegu Catholic Univ

Daegu Catholic Univ
Daegu, South Korea


Hyoseong Samhwan Apt

Hyoseong Samhwan Apt
Ulsan, South Korea

Sun young Lee