If we do not have the full amount that you ordered of this item:
CM DESIGNS. The specially designed lip on this ruler automatically allows 1/4 inch seam allowance to any angle for your rotary cutter. Includes a 12" & a 6" ruler. - Tapered edge to fold back foundation. - Wider for easier handling. - Use one tool for straight edge and for trimming 1/4" seam allowance. - Paper piece faster with less motion.