This is a great idea and a very well done site.
The idea is you place these “liners” in your fridge… and they are all customized to your particular style fridge. I found the site unusually easy to use!
First, you choose your style. Mine is the “French”, third from left.
Which takes you to this page, showing the basic shelves of your style.
After clicking “Shop”, you select the shelves, the pattern, and the color combo:

What a great idea. They fit snuggly, are totally washable, and add a little “decor” to your fridge..