Shape Cut Pro Ruler. This ruler is perfect for use with your rotary cutter and mat (not included). This ruler features a large size grid to accommodate the full width of fabric. 2-1/2 inch slot increments to cut strips for Jelly Rolls. Cut 5 inch strips, rotate, and sub-cut for perfect 5 inch charm squares. Layer and cut multiple fabrics for a quick cut for class projects and kits. Ruler measures 20 by 23 inches and is constructed of clear acrylic. Made in USA.