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

PPC34: the Expand-o-Matic Testing

February 4, 2026
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

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

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

Closeup shot of black zipper Studio Kat Designs

Ask Kat: Why Don’t You Sell Your Zippers to Distributors

By Kat | Aug 6, 2017
So… Here’s a question we hear on a regular basis, especially at shows. It goes something like this…. A customer ...
Read More →
Studio Kat Designs

On Qualifications

By Kat | Jun 14, 2021
People often ask me about what qualifications I have to be a pattern designer. They are interested in whether I ...
Read More →
Studio Kat Designs

Braiding- An Easy Bag Embellishment Pictorial

By Kat | Feb 28, 2013
(This post is part of a continuing series focusing on the development of a new handbag pattern from its initial ...
Read More →
A blue and purple The Guardian with a zipper.

Retiring a Rockstar Show Bag

By Kat | Sep 25, 2023
So... in 2012 we released what turned out to be a very popular pattern, the Guardian. Our customers fell in ...
Read More →