Marion & Co. jumbo tournament professional size domino measures 56x28x12mm (2.2"x1.2"x,47") Double 9 domino set comes smartly boxed in an arcadian paper chipboard box which is made from recyclable materials and is recyclable itself. Marion & Co. Double 9 set of dominoes has 55 tiles and is made of urea, a raw material used in the manufacture of high quality plastics. These dominoes come with a center spinner for easier mixing. Jumbo size dominoes feel perfect in small or large hands. One Double 9 Set of Dominoes (55 white tiles) with spinners for easy mixing. Comes in a black arcadian paper covered box. Tiles measure 2 1/8" x 1" 1/16" x 7/16" (56 x 28 x 12mm) (original text)