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

PPC34: the Expand-o-Matic Introductory Video

January 27, 2026
Expand-o-Matic / pattern design / PPC34 / purse pattern chronicles

PPC34: the Expand-o-Matic Pattern Release

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

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

A collection of bags with different designs on them.

PPC32: The Carolinian Testing Rounds

By Kat | Mar 26, 2025
So... the holidays can be a hard time to line up folks to test a pattern, but I was fortunate ...
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Studio Kat Designs

November 2021 Eye Candy

By Kat | Nov 1, 2021
So.... I totally LOVE seeing pictures of the bags our customers make from our patterns! There's not too much I ...
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Two plastic cards with the word choco on them.

Adding an ID Holder to Your Bag is EASY!

By Kat | Sep 9, 2023
So... in the close to 20 years that I've been designing, I've tried a number of different ways to add ...
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Studio Kat Designs

Eye Candy for March ’22

By Kat | Feb 26, 2022
So... one of things I love best about designing patterns is to see the amazing things out customers create using ...
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