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I designed it convenient with a built-in straw in a milk pack.
Also the end of a build -in straw placed at the opposite bottom corner to make it easier to drink all of the milk.
By using non-plastic material for a straw and it's wrapper, I designed it environmental friendly.
Chosun University
Gwang-ju, South Korea
Prof. Lee Jin Ryeol
Chosun University
Gwang-ju, South Korea