Upzone is a Pop Up Terrain System for Wargames, Miniatures Tabletop Games, RPGs, D&D and more! Setup in Seconds & Fold away completely flat! The map customization pack can open up your upzone sets with hundreds of more layout options. The upzone map size customization pack comes with a variety of flat boards that allow you to reconfigure your zone sets into even more sizes, and give large open areas to combine your own terrain.