You will need to download a copy of that product to use these correctly. The artwork is not included to protect the rights of the copyright holders.
When possible, turn off all extraneous layers, like text layers![/font]
The product contains the required registration marks to work with the cutter. All you need to do is make sure to select the correct layers before printing. Moreover, make sure you've selected the correct style of registration marks from within the Silhouette Studio software.
These cutfiles were created with Silhouette Studio version 3.3.639ss by mproteau @ the Cardboard Warriors forums: cardboard-warriors.proboards.com