Uxcell Whiteboard Magnetic Ruler 29cm Metric Blackboard Straight Rulers Office Measuring Tools, Green

Descriptions:
1. Magnetic Rulers are made of ABS material, smooth and not easy to deform, it has a recessed design on the back for easy access.
2. With accurate scales and clear numbers, it is not easy to make mistakes when measuring, and it is a good helper for teaching and learning.
3. The measuring ruler can adsorb whiteboard, and blackboard, can use them to measure, and draw geometric figures, etc., providing you with large convenience, suitable for a variety of applications in classrooms, offices, homes and so on.