Made from 1/4in thick acrylic. Meet Chevy, a machine quilting tool designed by Angela Walters. Chevy is a little pointy, a little curvy, and very versatile. Features: Creative Grids® Grip prevents slipping Black and white dashed guide lines are visible on all fabric colors Designed to fit in the palm of your hand, it is easy to manipulate and control Curved edges allow for versatile designs Use the straight side for: stitching in the ditch and echoing; turning the corner without rotating the ruler; echo quilting two sides of a block without marking the pivot point; adding chevron designs all over a quilt, or as a border. Use the curvy side for: adding a subtle, curvy line; stitching offset, rounded rectangles by changing direction; creating a modern, all over wavy design; creating fun quilt motifs for blocks or segmenting borders. It is 1/4 inch thick so it works for domestic as well as longarm machines. To learn more, view a video demonstration. Total Size - 4-1/2in x 8-1/2in