★ Durable Material: The ruler is made of plastic, a soft, very durable, and flexible material. You can use it for a long time. ★ L-Shaped Square: The L-shaped square ruler is marked with graduation marks. It is transparent, unobstructed, and marks numbers clearly and precisely. ★ Grid Design: The ruler is printed with a red grid, making measurement easier. The transparency allows you to see through it without causing interference. ★ Wide Application: Our plastic ruler is ideal for most occasions. You can use it at school, the office, the library, at home, and anywhere else you want. ★ LIGHTWEIGHT AND PORTABLE: The ruler's lightweight feature makes it easy to carry.