This quilting template allows you to piece pinwheels using 10" squares of fabric. All you do is sew together squares! Product includes tool, instructions for use, and quilt pattern for 64" x 64" throw like the example quilt photo shown here which was made with (36) 10" squares (from one layer cake), 1-1/4 yards background fabric, and 1-1/4 yards wide border fabric.