Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Report A Problem

CANCEL

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:

Profile Types

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

1+1=1 / Zahnbürste

1+1=1
1+1=1

This toothbrush is designed for one-armed person and person with poor sight, improving their lives and appealing the society concerned more about the disable and the vulnerable.
Squeeze the body of toothbrush, the toothpaste comes out to the brush through the tube. You can use only one hand for both squeezing and brushing.

University

Beijing Technology and Business University

Beijing Technology and Business University
Beijing, China

Design

Beijing Technology and Business University

Beijing Technology and Business University
Beijing, China

JialanLi QiQin ChanjuanXu DaMeng

Featured in this collection

Home & Family

Related content