No 2 balls have the same design pattern. Low numbered balls (#s 1-7) use a black base. High numbered balls (#s 9-15) use a white base.The item "Tournament Quality Poolballs / Billiard Ball Set Marbleized" is in sale since Wednesday, July 29, 2015. This item is in the category "Sporting Goods\Indoor Games\Billiards\Balls\Complete Ball Sets". The seller is "coolpoolballs" and is located in Medway, Massachusetts. This item can be shipped worldwide.