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Double Bottle / Eco bottle

Double Bottle
Double Bottle

By adding a screw thread that matches the thread of the bottle cap in the middle of the bottle body, the bottle capacity can provide two volumes. Depending on the venue and time of the outdoor activity, the bottle can be reassembled to be a large or a small container.

University

Chung Hua University

Chung Hua University
Hsinchu, Taiwan