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

Border prints a bagmaker's best friend.

Border Prints: A Bag Maker’s Best Friend!

By Kat | Apr 10, 2023
So... long about 2019 I suddenly became aware of "border prints" and how perfectly amazing they are for use in ...
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The easy go wallet testing bags.

PPC29: The Tester Wallets

By Kat | Aug 21, 2023
So... many of you know that one of my favorite parts of the pattern development process is the testing round. ...
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A blue and orange bag with flowers on it

PPC32: On the QT

By Kat | Oct 9, 2024
So... you might remember from our last post, that as much as we liked our "Gorilla Sample", there were some ...
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Sewing the plain green strap and the colorful fabric

Covering Your Bag Strap (part 2)

By Kat | Sep 26, 2016
So… in an earlier post, I showed you how to cover a plain nylon strap with fabric so that it coordinates ...
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