Use the Creative Grids Perfect 10 Ruler to cut out 2" squares, 5" squares, 9-1/2" squares, and so many more. The Perfect 10 Ruler will effortlessly glide over fabric until pressure is applied and then the exclusive gripper on the back will hold everything in place, and help to eliminate slips and miss cuts. Creative Grids Perfect 10 Ruler was designed by It's Sew Emma and is made in the USA.