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:

iF SOCIAL IMPACT PRIZE (free of charge)

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

Publish your project

Color brush / Color brush

Color brush
Color brush

My product is to make the cigarette butts turn into the color brush, and make it become more useful and valuable than before.The way of exchanging the brush is not only can reduce the trash, but also decrease the wasting of the resources.


National Taipei University of Tech

National Taipei University of Tech
Taipei, Taiwan



Kaohsiung, Taiwan

Yu-sheng Lee 李育陞