8Pcs Ruler Set 20Cm Straight Ruler With Wavy Line Transparent

Descriptions:1. The rulers are made of EVA plastic, safer, flexible, and shatter-resistant plastic that won't break when bent, but avoids putting too much force on the straight ruler.2. Both sides of the protractor can measure 0-180 degrees, and the scale is accurate to 1 degree, helping you to quickly measure the value.3. The 45-degree triangle ruler and the right-angle ruler are designed with a hollow in the middle, which is convenient for locating graphic points and drawing geometric figures.4. Transparent color allows for a clear view of numbers and letters on the page. With the clear math ruler, you can measure an object easily. They can be placed in your pencil case, or on the office desk to save space.5. Ruler kits can use them to measure, and draw geometric figures, etc., providing you with large convenience, suitable for a variety of applications in classrooms, offices, and homes, for artists, designers, architects, engineers and so on.