【Size】This set has 4 rulers including protractor, right triangle, isosceles triangle and 15cm ruler. 【Hig Quality】This ruler kit is made of premium quality plastic, wear-resistant and durable, not easy to break, good flexibility, is an excellent learning tool. 【Widely Application】Geometric protractors are suitable for drawing, measuring, homework and technical drawing. A great gift for friends and classmates, a great learning tool for children or students, and a great gift for anyone with children at home.
