Development History
Learn more about how this product got made

Portfolio Launch

We've finished the designs, but that's just one step on the journey of making a product. Check back for updates on manufacturing.

Price Project

The projected price for Defender is $24.00.

Too Cheap


A Good Bargain


A Bit Pricey


Too Expensive

1,212 members answered pricing questions and earned 10% influence.

Tagline Project

“The Anti-Theft Backpack”

641 members participated and earned 5% influence.
Rank Votes Submission
1st 0 Votes
Protect and Carry
2nd 0 Votes
Give Thieves The Sack!
3rd 0 Votes
The Safe Sack!
4th 0 Votes
Back Off!
5th 0 Votes
Protect Your Stuff!

Name Project


900 members participated and earned 5% influence.
Rank Votes Submission
1st 0 Votes
2nd 0 Votes
3rd 0 Votes
Security Satchel
4th 0 Votes
5th 0 Votes
Safety Sack

Style Project

Olive Tones

Andrew Erlick

Charcoal Tones

Andrew Erlick
Rank Votes Submission
1st 662 Votes
2nd 198 Votes
3rd 88 Votes
749 members participated and earned 3% influence. View All Submissions

Style Project

Linear Panels

Andrew Erlick
186 members participated and earned 2% influence. View All Submissions

Community Design Project

Add a couple of fake zippers that simply expands the backpack - Double the chances of theft detection.

David Veshapidze

Cage Concept

Rafael I. Hwang

Integrate loops into zipper design where arms go through - so that one has to take it off in order to unzip

David Veshapidze

Warning Label to Deter Thief

Steve Rader

Separate pocket for travel documents


No way of getting into the bag at all except through the back.

Roy Johnson

Make It Out of Tyvek, an Almost Impenetrable, Lightweight, Waterproof Paper Product.

Elizabeth Wingfield

Hidden Zipper Lock (Require zipper tag/handle to be rotated to unlock)

Steve Rader
303 members participated and earned 5% influence. View project

Research Project

A survey was opened on Jun 10, 2013. See the results of the research.

View survey results
451 members responded and earned 5% influence.

Quirky Product Evaluation

On Jan 30, 2013 staff and community members joined together at Quirky HQ in New York to select Defender to become a Quirky Invention.

Learn more about eval

Idea Submission

Zips at the back of your rucksack make it impossible for pick-pockets to reach your belongings.
0 members received influence for voting on this idea.

The Anti-Theft Backpack

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Portfolio Launch

Last Update
5 months ago
Estimated Price
Total Influencers
Invented By
Tania Blanco
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