The set contains: four multi-functional geometric rulers, suitable for different purposes, including different graphic . Whether you are an artist, student, pattern maker, or , this ruler is a good helper for your work or study and can satisfy Your . Convenient measurement.High- materials: The plastic ruler is made of high- plastic, and the lightweight design is more convenient to carry. The edge design makes you to use. and clear: the color of the ruler is transparent, drawing on the white paper will not affect the vision; it is easy to distinguish the scale on the ruler, so that you will not ignore some important numbers or words when drawing; not easy to skew, easy to observe, use It's more convenient.Drawing ruler: you can draw all kinds of graphics, you can draw circles, triangles, cylinders, cubes, parabola, circles, parallelogram, Y-axis, angular bisectors, cones, cubes, and more at a speed. Why not try to discover more possibilities with your child!Perfect gifts: These multi-functional rulers can be widely used on occasions. Why not technical drawing templates as gifts for , , teachers, or classmates to your gratitude and concern. They will be very happy with your kindness and your relationships will be improved.Material:plasticcolour:TransparentPackage Contents:2 * multifunctional geometric ruler1 * template1 * ProtractorOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.