Craig Frames B120 16x20-Inch Mat, Single Opening for 11x14-Inch Image, Purple Iris with Cream Core MAT SIZE: This matting fits a 16x20 frame. (Frame not included) MAT OPENING SIZE: This mat opening displays a 11x14 inch photo/print/image. (Actual opening size is 10.5x13.5 inches) Purple Iris color; smooth finish (minimal texture) Light cream core; white backing; pH neutral; 0.05 inch thick This listing includes (1) custom-cut, single-opening mat. (Please review outside dimensions and opening size before making purchase)