Jumbo DICE, 7 Different Polyhedral Styles in BLACK with white numbers Set of 7 Big Jumbo Polyhedral, solid, smooth edge dice. Bright BLACK with white numbers 1 each of D4, D6, D8, D10, D10+, D12 & D20. (Example: D8 = eight sided dice.) Multiple uses for games, countdown dice, math exercises. NOT a stand alone game. Approximately 1.2 inches (28mm) wide. Polyhedral means many or multiple sided. White numbers are recessed into dice for longer lasting life (as opposed to silk-screened on the surface.)