SpinAbout 3.5 in x 6.5 in Rectangle Ruler

USA Made. Non-slip rectangle up rulers with easy-to-see blue and white translucent markings. Use our SpinAbout by QuiltCut feature to spin the ruler around 180°, allowing you to easily add a 1/2 inch seam allowance to your cut pieces. Dual colored for use on light and dark fabrics with exclusive invisible line windows allow you to see the edge of your fabric for easy alignment. 30°, 45° and 60° to cut triangles. Accurate 1/8 inch measurement scales are printed across the top and bottom in both directions, allowing for right and left hand use. Size: 3 1/2" x 6 1/2"