Dexas Heavy Duty Grippmat Flexible Cutting Board Set of Four, 11.5 by 14 inches, Blue, Green, Yellow, Red Set of four cutting boards: one each of red, yellow, green and blue. Use different colors while cutting to avoid cross contamination Cutting boards are lightweight and flexible. They are non-porous and non-absorbent Non-slip backing grips to counter surfaces for safety Fold and roll these cutting boards to easily funnel prepped food into pans and bowls Dishwasher safe and BPA free Boards measures 11.5 by 14 inches