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

balloon plug / plug

balloon plug

Both sides of the balloon have air. When you open the valve and squeeze the balloon which is in the one side. The air, in this side, will be push to the other side. It will make the other side bigger and bigger, then it will make the bottle sealed. If you want to open the bottle, you just need to open the valve, the air pressure will help you to make the balloon return to the normal size, then you can open the bottle easily.

University

Zhengzhou University of Light Indus

Zhengzhou University of Light Indus
Zhengzhou, Henan Province, China

Xu Hao,
Zhengzhou University of Light Indus

Wu Chengyang,
Zhengzhou University of Light Indus

Zhao Xin,
Zhengzhou University of Light Indus

Lin Zihan,
Zhengzhou University of Light Indus