Olfa 60mm X-Large Rotary Cutter Nautical Chalk 8 oz- comes in

Chalk 8 oz- comes in two 4 ounce zip bags

Runner - 20" x 60"

and then string them together

Finished Size: 22

Digital Bigger Big Block Pattern Found Here

Olfa 60mm X-Large Rotary Cutter Nautical Chalk 8 oz- comes in60mm Rotary Cutter is sharp enough to cut through 6 layers of fabric and difficult materials. This cutter features a durable handle with a blade cover for safety. The cutter is a rolling razor blade used to cut heavy fabrics into shapes, strips and pieces for sewing, quilting and craft projects. The blade is made of high quality tungsten carbide tool steel for unparalleled sharpness and superior edge retention. Designed for both right and left handed