Celco 30cm Metric Ruler – Box of 50 (Clear, cm & mm Markings)

You're mid-lesson and the last ruler just snapped. Or you're setting up a new room and you know one strip won't carry twenty desks. The Celco 30cm metric ruler comes in a box of 50, so every seat gets a clear, cm-and-mm-marked ruler that reads properly on the page. No more passing one battered strip around. Add to cart and sort the whole room in one order

• Box of 50 clear 30cm rulers – enough for a full classroom or shared workspace
• Metric markings in both centimetres and millimetres
• Transparent body for clean visibility over your work
• Durable plastic that handles daily school and office use
• Consistent Celco sizing for standardised measurement across a group