Black - Set of 9 Unusual Odd sided dice - D3, D5, D7, D9, D11, D13, D15, D17 & D19 9 dice set. Includes the following dice D3, D5, D7, D9, D11, D13, D15, D17 & D19 All dice are between 0.75 and 1 inch in diameter. All dice were chi squared tested for rolling equal probabilities. The D7, D9, D11, D13, D15, D17 and D19 are a special design with an odd number of sides so the numbers are engraved on the edges to show on top when rolled.