What are cricut cartridges?

A cricut cartridge is basically the most important piece of the cricut when cutting a form out. Without a cartridge you can not cut anything! Cricut cartridges contain all of the information needed to cut something out on the cricut machine. A cricut cartridge can be used on any cricut machine. They can be purchased online or at craft stores. The cricut cartridge simply plugs into the cricut machine.