1、Very durable and lightweight, scale not easy to disappear, Totally transparent structure is easy to measure and marks 2、Have wide range of uses, suitable for painting, cutting, plate making and other clothing designs 3、There are useful metric system scale designs on ruler side, come with thin and clear lines, easy to read 4、Patch-work ruler possess clear scale and high accuracy, you can use with confidence 5、Used for measuring, painting, and drawing seam allowances, and can be used as a cutting ruler with a wheel knife 5 x Patch-Work Ruler Item Type: Patch-Work RulerSpecification: 5 x Patch-work rulerMaterial: PlasticUses: Measuring, painting, drawing seam allowance, can be used with the wheel cutter as a cutting rulerShape: Trapezoidal ruler, triangular rule, 45 degree ruler, 60 degree ruler, hex rulerSize: Trapezoidal Ruler Size: Approx. 20.5 x 14cm / 8.1 x 5.5in, Height: Approx. 11.5cm / 4.5inTriangular Size: Length: Approx. 16.2cm / 6.4in, Width: Approx. 13.5cm / 5.3in45 Degree Ruler Size: Length: Approx. 30cm / 11.8in, Width: Approx. 12cm / 4.7in60 Degree Ruler Size: Length: Approx. 24cm / 9.4in, Width: Approx. 15.5cm / 6.1inHex Ruler Size: Approx. 18 x 15.5cm / 7.1 x 6.1in