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:

(free of charge)

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

Publish your project

UPSIDE-DOWN CUP / Creative Tableware


Upside-Down Cup is a fantastic cup. It can not only show the chang of etemperature, but also rapidly cool hot water or keep it warm by turning it over. So, it is convenient for us to drink in different seasons.All this is based on a simple theory and a flash of inspiration.


Zhejiang University

Zhejiang University
Hangzhou, China

Weiwei Mao,
Zhejiang University

Zhenle Lai,
Zhejiang University