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

PPC34: Windswept- A Bag for ME!

February 18, 2026
Sewing Tips & Tricks / Videos

MORE Invisible Sew-in Magnetic Snap Advice!

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

PPC34: the Expand-o-Matic Testing

Cignet Phone Pal / Double Take / Everyday Attache / Eye Candy / Gemini FlightBag / Walkabout Wallet

the February ’26 Eye Candy Showcase

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

PPC34: the Expand-o-Matic Introductory Video

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

Studio Kat Designs

PPC24: the Original Sketch & Prototype

By Kat | Jan 9, 2021
So.... As I'm writing this post, it's mid-December and for the first time since 2006, I'm actually starting my 4th ...
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A blue backpack with yellow accents on the strap.

PPC31: All About the Gorilla

By Kat | Apr 10, 2024
So... I was pleased enough with our prototype sample (which I showed to you in our last post), that I ...
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Studio Kat Designs

PPC15: Kaleidoscopes Galore

By Kat | Jun 14, 2017
So… as of our last post in this series, we were pretty much done making major changes and improvements in our ...
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A row of different colored zippers on a white background.

There’s a New Zip in Town ’23

By Kat | Jun 16, 2023
So... every couple of years we try to add a new zipper style to our repetoire and since the last ...
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