This Quilt Sense Miter Ruler measures 5 inches by 16 3/4 inches and is designed for precise quilt border finishing and mitering corners. Developed by quilting expert Marti Michell, this tool features clear markings and guidelines to help you measure and cut quilt borders accurately. The ruler is made of durable transparent material with printed grid lines and angles for easy alignment. It is new, still in its original packaging, and perfect for quilting enthusiasts looking to improve their crafting precision.