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

cool or heat straw / cooler and heater

cool or heat straw

cool or heat straw just cool or heat the beverages such as juice or coffee in the straw.

University

Beijing Institute of Technology

Beijing Institute of Technology
Beijing, China

Bing Jiang, Surong Sun

Design

Beijing Institute of Technology

Beijing Institute of Technology
Beijing, China

Beijing Institute of Fashion Technology Xiaofei Wang