The Archie quilting ruler template makes it easy to quilt perfect arches every time. Free motion quilt symmetrical arches, alternating arcs, pointed clamshells and more. The Archie machine quilting ruler tool can be used to quilt arches in 2in borders on a domestic sewing machine or longarm quilting machine. Black and white guidelines stand out on fabrics. Creative Grid's exclusive grip keeps the tool firmly in place on your fabric when pressure is applied. Designed by Angela Walters and made in the USA. Please note, this item is available for both high shank machines and low shank machines. If you need help choosing, please give us a call at 1-888-824-1192 and we would be happy to assist!