Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

Tangle Tangle / Headphone

Tangle Tangle
Tangle Tangle

When taken off, it will be tangled again to its natural shape with its own strength.Tangle-Tangle‘s original shape is twisted to amplify the sound that’s coming out from the center of speaker. It can also be untangled to take the shape of a headphone, letting it to be used as a headphone at anywhere at anytime. When it's not in use while you're moving, it can be tangled around your arms for easy transportation; and its shape makes you look fashionable.


Hong Ik University

Hong Ik University
Industrial Design
Seoul, South Korea

Prof. Sung Gul Hwang


Hong Ik University

Hong Ik University
Seoul, South Korea

Park Juan Yoo Minje Choi Ho Seok