Fiskars folding Ruler Ideal for squaring off corners and cutting triangles and squares from 1\" to 8\". 8\" x 8\" ruler folds diagonally into a triangle for added versatility. 1/4\" seam allowance makes adding seams easy.Clear line intersections enhance visibility. Markings can be read on light, dark and patterned fabrics. Made of 3 mm-thick, premium-quality, clear acrylic for lasting durability.#html-body [data-pb-style=\"6179F3DCE73D9\"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style=\"6179F3DCE73EB\"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}#html-body [data-pb-style=\"6179F3DCE73F8\"]{text-decoration: underline;}