<br>50 Pack colorful plastic ruler, 12 inch standard/metric rulers straight ruler measuring tool for student school office (colorful) <br> <br>Specifications: <br>Material: plastic <br>Measure range: 0-30cm/ 0-12 inch <br>Total size: 30.8 x 3 x 0.15 cm/ 12 x 1.2 x 0.06 inch <br>Color: blue red yellow green <br>Widely application: a useful measuring tool for artists, designers, architects, engineers, students and so on; suitable for classroom, school, office, home, etc. <br>Package: bags <br> <br>Package Contents: <br>50 x Colorful plastic rulers <br> <br>Warm notice: <br>Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.