This multi-purpose House ruler is designed to cut a multitude of shapes. Half-square triangles; quarter-square triangles; trapezoids; parallelograms; diamonds from squares and rectangles; “house” shapes; “barn” shapes are fast, easy and accurate to cut with this one ruler. It comes with fully illustrated step by step instructions or scan the QR Code printed on the ruler to view a video demonstration. The ruler slides easily over the fabric until pressure is applied. Then, our exclusive gripper holds the fabric in place while cutting, eliminating slipping and miss-cuts! Total Size - 9-1/2in x 12in Creative Grids® products are made in the USA and sold in independent quilt shops only.