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Butterfly / Easy washable straw


Disposable Plastic straw is one of the main culprit of marine polution and 8,000,000 tons of plastic straws are still dumped into the ocean every year. Nowdays, many people start using reusable straw for this reason. But, there is a critical inconvenience ; User should wash his reusable straw with the dedicated cleaning brush and carry it every time.

‘Butterfly’ is an ‘easy washable personal straw’ with two halves attached by magnet. The magnet is strong enough to keep the liquid from leaking, and when you pick u p the butterfly wing-shaped handle, the magnet is separated by the principle of lever.


Hongik University

Hongik University
Seoul, South Korea

huisu jo,
Hongik University