Back Porch Designs 7in Crazy Curves Acrylic Template EBD04 The original Crazy Curves template. Makes a 7" finished size block. Thick acrylic template for using your rotary cutter to cut out accurate shapes quickly and easily. The cutting and sewing are easy and the variations are endless. It is easy to add more blocks by adding more fat quarters. Includes the Circle Dance quilt pattern. To make the quilt pattern as shown you will need both the 7" and 3 1/2" templates.