This is a set of four (4) Dice Cups with smooth rounded base, thick walls, and 5 standard dice.Finish is an easy-to-clean black, smooth, faux leather.Cups are 9.5cm tall and 8.3cm in diameter.Dice cups are the ideal accessory for most dice games.Players get a great roll.Much easier to control dice.Thick walls keep shake noise to a minimum.Set of four cups eliminates the need to pass around a single cup.