From their announcement:
The Super Dungeon Explore foam kit will hold the entire game's contents and fit perfectly inside the box. It a great way to protect and organize all of th miniatures. A custom topper is included with this kit and has the Super Dungeon Explore, Cool Mini or Not and Soda Pop Miniatures logos engraved on it.
Custom text is not available on this product.
Foam Kit includes:
•2x trays that are 12W x 6L x 1.5H (305W x 152L x 38H mm)
•1x tray that is 12W x 6L x 3.5H (305W x 152L x 89H mm)