Expand-o-Matic / pattern design / PPC34 / purse pattern chronicles

PPC34: the Expand-o-Matic Pattern Release

January 22, 2026
Expand-o-Matic / pattern design / PPC34 / purse pattern chronicles

PPC34: the Expand-o-Matic Cover Reveal

Expand-o-Matic / pattern design / PPC34 / purse pattern chronicles

PPC34: Help Us Choose the Expand-o-Matic Cover Model

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2026: What Was, and Is, and Is to Come

Expand-o-Matic / pattern design / PPC34 / purse pattern chronicles

PPC34: Affinity

Check out our Blog Archive! (below) by Studio Kat Designs

Studio Kat Designs

Eye Candy for April ’22

By Kat | Mar 30, 2022
One of things I love best about designing patterns is to see the amazing things out customers create using our ...
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A colorful bag with fireworks in the background.

PPC30: the Tandem DayPack Pattern Release

By Kat | Feb 16, 2024
The Tandem DayPack pattern and webpage is FINALLY ready for release to the public! And to celebrate, we're offering a ...
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Blue buttons by Studio Kat Designs

Sew-in Magnetic Snaps- a quick video-torial

By Kat | Jul 26, 2012
So… we’ve had a few requests for a video detailing the installation procedure for our new invisible sew-in magnetic snaps, ...
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Studio Kat Designs

2012- What Worked… and What Didn’t

By Kat | Dec 21, 2012
So.... as another year draws to a close, it's customary for us to do a long, hard assessment of what ...
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