Straight Plastic Ruler 15Cm, 18Cm Metric Hollow Tool With Wavy Line 2Pcs

Descriptions:1. The plastic rulers are made of safer, flexible, and shatter-resistant plastic for using a long time.2. Each ruler has a hollow design of various shapes, with straight and wavy edges, to maximize your multiple user needs. They can be placed in your pencil case, or on the office desk to save space.3. Transparent color allows for a clear view of numbers on the page to read easily. With the clear math ruler, you can measure an object easily.4. Not only can you draw straight lines on one side, and wavy lines on the other, but you can also draw some circles, squares, parallelogram, etc. The ruler is suitable for a variety of applications in classrooms, offices, and homes, for artists, designers, architects, engineers and so on.