Fanroll: Blacklight Dice Tray with d20: BlackIntroducing the newest technology to hit the tabletop, Shadowlight Dice Trays. These dice trays have black lights incorporated into the side of the tray to illuminate your tray. Each tray comes with a specialized D20 made to interact with blacklight and bring an incredible glow to your table. Trays are built with auto shutoff switches to save the batteries and these pair well with our Shadow Light Elixir Dice.