Creative Grids Curvy Log Cabin Trim Tool Quilting Ruler Template for 8" Finished Blocks CGRJAW5 Create the illusion of curves with this 8 inch Curvy Log Cabin Trim Tool Sew 4 blocks together to piece a circle. Sewing narrow strips to 2 adjoining sides of the center square and wide strips to the remaining 2 sides create the curve Sew 4 blocks together to piece a circle which finishes to 16 inches Exclusive gripper holds the fabric in place while cutting, eliminating miss-cuts Comes with fully illustrated step by step instructions or scan the QR Code printed on the template to view a video demonstration.