Folding Tray of Rolling for Dungeons & Dragons (Ultra PRO)Ultra PROs Foldable Tray of Rolling for Dungeons & Dragons offers a safe and aesthetic space for rolling dice. These trays are no bigger than a sheet of paper (8. 5 in. x 11 in.) when flat, and utilize small magnets in each corner to easily pop up walls to keep dice under control when rolling no bulky clasps or snaps needed! Store your dice rolling tray easily in your backpack or character folio. The Foldable Tray of Rolling is reversible! With one