The Nataraj Shatter Proof Ruler 30 cm (Pack of 10) is a reliable and durable measuring tool designed for students, teachers, professionals, and creatives, featuring shatter‑resistant clear plastic construction with bold and precise metric markings for accurate measurements and straight‑line drawing; each ruler measures a standard 30 cm length, making it suitable for school assignments, geometry tasks, technical drawing, office use, and everyday measuring needs, while the shatter‑proof material ensures long‑lasting use and safety even with regular handling.