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

BakPak™ / iPhone backup battery

BakPak™
BakPak™
BakPak™
BakPak™

Discipline: Product

Just Mobile BakPak™ is lightweight backup battery for iPhone. Charge it up using the built-in USB cable and the BakPak™ will have enough power to completely refill your iPhone. Just strap on the rubber bindings and plug in the built-in lightning cable. Available in a range of colors, with adjustable bindings to fit a variety of iPhones, BakPak™ is the most stylish and convenient way to stay charged up – even on your most epic days.

Client / Manufacturer

Just Mobile

Just Mobile Ltd.
Taichung, Taiwan

Go to profile
Design

Tools Design

Tools Design
Copenhagen, Denmark

Claus Jensen, Henrik Holbaek

Go to profile