Big Jumbo 20-Sided, (D20), RED Transparent, 55mm Dice _ with black velvet pouch Beautiful, sparkling, transparent red 20 sided dice with gold-colored numbers. Gold numbers are recessed into dice for longer lasting life (as opposed to silk-screened on the surface. ). Solid jumbo 20 sided dice (d20 means 20 sided). Diameter: 55 mm / 2. 16 inches. Multiple uses for games, countdown dice, rpg games, math exercises. Not a stand alone game. Bonus black velvet, red satin lined, drawstring bag approximately 4. 5 x 4. 5 inches.