Diy Sewing Quilt Tool Quilt Ruler Sewing Ruler $ 4.91 Features: Name: Square patchwork ruler/cutting ruler/seam allowance ruler Specification: 15*15cm thickness of about 3mm Material: Use transparent acrylic material, exquisite printing technology, not easy to fade Angle: 30, 45, 60, 90 The color is yellow and black. The scales on the dark and light backgrounds are clearly visible. Application: measuring, drawing, drawing seam allowance, can be used with the wheel cutter as a cutting ruler