Totally unbreakable rulers!
A brand new innovation from Maped! The Unbreakable Ruler is made of a unique material that is durable enough for even the messiest classrooms, but is still light and flexible enough for even the youngest students to use. Transparent material makes it easy to see what you are measuring. Features both Imperial and Metric graduations and a convenient hang hole for storage. Ruler is unbreakable under normal conditions & use.