1. Multifunctional Use: Each soft plastic ruler has multiple uses. You can use one side to draw straight lines, the other side to draw wavy lines, and also draw circles, squares, stars, etc. according to the graphics marked on the ruler to design the desired patterns. 2. Appropriate Length: These plastic rulers for students are 30 cm long when unfolded and 15 cm when folded. It is long enough to measure daily items, and the size is suitable for carrying. It can be put into a pencil case, schoolbag or even pocket for easy access at any time. 3. Colorful Design: The multifunctional plastic ruler is in 3 bright color combinations and printed with cute patterns, which can attract students' attention and make children like to use the ruler and standardize the homework format. 4. Reliable Material: The ruler is made of quality materials, soft, durable, nontoxic and not easy to fade. The scale numbers are clear and easy to read, convenient for measurement, and can be used for a long time.