Cut every shape under the roof! This multi-purpose ruler is designed to cut a multitude of shapes from pre-cuts. Half-square triangles, quarter-square triangles, trapezoids, parallelograms, diamonds from squares and rectangles, “house” shapes, and “barn” shapes are fast, easy and accurate to cut with this one ruler. Our exclusive embedded gripper dots hold the fabric while cutting when pressure is applied. All Creative Grids products are Made in the USA. Designed by Susan Knapp and Mary Jane Mattingly.