Uxcell Straight Ruler 15cm Metric Aluminum Corrugated Edge Measuring Tool, Orange

Office ruler is made of aluminum alloy, which is anti-rust and anti-corrosion and is not easy to break. It is durable and sturdy, and has a shatterproof design for long lasting use. The ruler has smooth edges, and the four corners are rounded, so don't have to worry about hurting your hands. The ruler has clear marks on one side and wavy on the other for drawing curves. The small ruler is a useful measuring tool in learning, it can be used in math classrooms, teacher teaching, class, office, home, etc. Please do not store the ruler with metal objects, so as to avoid scratches on the ruler, which may cause inaccurate scales.