Bene Casa 92780 double 9 dominoes in wood box, color varies. A set of double-nine dominoes allows you to play some of the more complicated domino games. They can also be used to add variety to the simpler games, or to allow more people to play them. A double-nine set contains 55 dominoes, with the numbers on the tiles ranging from 0 (or blank) to 9. In a double-nine set, there are ten suits (blank, 1, 2, 3, 4, 5, 6, 7, 8, 9), each with ten members. A double-nine is the "heaviest" domino; a double-blank is the "lightest" domino value. Color may vary RED, BLACK or BLUE.