Made with 1/4in thick acrylic. Designed by machine quilting author and teacher, Angela Walters, Archie is the perfect tool for quilting arches in 2” borders or as an edge to edge machine quilting design. Features- Creative Grids® grip prevents slipping Needle stop notches ensure continuous quilting Reference lines in two colors, allow you to machine quilt several different designs without marking Palm-sized tool allows maximum control, preventing broken needles and crooked lines Whether you use a home sewing machine or a longarm, Archie is perfect for machine quilting: symmetrical arches; alternating arcs; pointy clamshells; elongated orange peels; continuous curves and more! It is 1/4 inch thick so it works for domestic as well as longarm machines. View a video demonstration. Total Size - 3in x 3-1/2in