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Springing Straw / a build-in straw

Springing Straw

To build a straw just in the tetra pak.
And you will never drop it away.
The straw is made up of springing helix.
You can easily pop out the straw if you want to drink it.
And fold it back easily ,too.
Then you can put it away into your pack.


Tatung University

Tatung University
Taipei, Taiwan