SHUILING, Plastic Protractor Student Rulers Set Math Protractors Square Protractor Triangular Protractor 180 Degree Protractor Students Supplies Pack of 4

Color:clear. Material: plastic. Size: straight ruler : 18cm/7inch , 30 degrees triangle rulers: 10cm/3.9inch , 45 degrees triangle rulers: 10cm/3.9inch, 180 degrees protractor:10cm/3.9inch , What you will get: 1 straight ruler, 1 protractor, 2 triangle rulers. -A Practical Tools: These ruler is transparent and clear, and the scale is accurate. differ type of 4 rulers can meet your daily needs. -Practical Protractor Kit: Perfect tools for teachers and students. it suitable for homework/measure/math exam/technical drawing and so on. -Widely applications: appropriate size to use for geometry drawing and math class. it's convenient to carry and store in bag/pencil case and so on,not easy to lose. -It's good choice for school season/Child'day(haha). also good choice for teachers and students. Note: Random styles of packaging bags. If you have any questions pls contact us without hesitation,thanks!