Made of solid wood with three mixing slanted shelves to assure better randomization and box joints for strength. Finished with Natural Polyurethane. Measures 3-1/2 inches square and is 8-1/2 inches tall by 8-1/2 inches long with a 4-1/2 inch tray to catch dice. It is 1-inch high on the sides and 1-1/4 inches tall in the front where dice hit. Tray is lined with leather. Felt dots on tower bottom protects fine gaming surfaces.