By designer Janice Pope, this quilting ruler has black markings printed on a white background making it simple to read and use. The Bias Binding Simplified Ruler has markings to easily cut 2-1/4 or 2-1/2 inch binding. Equipped with Creative Grid's exclusive grip, this ruler slides easily on fabric yet stays in place when pressure is applied. Refer to the illustrations printed on the ruler or scan the QR Code to view a tutorial including how to negotiate corners and join the binding strips when they meet. Made in the USA.