Casabella 16-Inch by 12-1/4-Inch Silicone Cutting Boards, Set of 4, Assorted Colors Color and food specific graphics prevent cross contamination whole prepping food Hourglass shape and flexible material makes transferring chopped foods easy Non skid backing keeps chopping board in place Each chopping mat measures 16 x 12.25 in size Hand wash recommended Color and Graphics prevent contamination Hourglass shape makes transferring chopped foods easy Non skid backing keeps chopping board in place Non-skid silicone backing for stability Hand wash recommended