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

Three striped zippers on a white surface.

Working with Woven Zippers

By Kat | Jan 19, 2023
So... If you've ever worked with a piece of woven fabric, you know that its advisable to stabilize your fabric ...
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A Great, Big, NEW Fabric Drop

By Kat | Nov 24, 2025
So... we had a BLAST shopping for fabrics for our next new bag design, and we've pretty much used all ...
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A calendar with the numbers 1 through 2 3 on it.

Our 5th Annual Advent Calendar Sale!

By Kat | Nov 30, 2024
It's that time again! Our 2024 Advent Calendar Sale starts at MidNight!       And no, we're not selling ...
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Studio Kat Designs Bag Pattern on the table

Fortify Your Pattern Pieces for Longevity!

By Kat | Apr 21, 2021
So... after a discussion about interfacing a few of weeks ago, alert reader Barb Fairlane sent me a in a ...
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