1/8in thick for Low Shank machine quilting with the appropriate ruler foot. Meet Chevy, a machine quilting ruler from Creative Grids®, and designed by Angela Walters. Chevy is a little pointy, a little curvy, and very versatile. With both a straight side and a curvy side, there are so many ways that this tool can help you improve your quilting! Use the straight side for: Stitching in the ditch and echoing. Turning the corner without rotating the ruler. Echo two sides of a block easily without marking the pivot point. Adding chevron designs all over a quilt, or as a border. Crosshatching is now a breeze! Use the curvy side for: adding a subtle, curvy line stitching offset, rounded rectangles by changing direction. Creating a modern, all over wavy design. Fun quilt motifs for blocks. Segmenting border Total Size - 4-1/2in x 8-1/2in https://youtu.be/DFwOLE0unQg