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

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

Publish your project

Color Changed Sticky Note / sticky note

Color Changed Sticky Note
Color Changed Sticky Note

We often use sticky notes to remind ourselves in daily life. Phenol is added into the off-color sticky notes, with time going by, which will gradually become emergent red color after contact with air. If the wall is filled with your notes, it will be obvious with one glance to know which one is the most urgent.

University

China Academy of Art

China Academy of Art
Hangzhou, China