You can rely on the clear, easy to read measurements for accurate calculations. Inches are printed along one side, and centimeters along the other side. Discover easy conversion between Imperial and Metric units with the handy conversion charts included on the back. Never again struggle with math conversions - make them effortless with this efficient teaching tool. These bulk paper rulers are very useful in teaching STEM, measuring, geometry, and more. The Hygloss ruler is also suitable for arts & crafts, scrapbooking, and other creative educational activities. My Ruler is made from 10 pt. cardstock that is brightly colored or white semi-gloss on the front. That makes it thin and lightweight, yet durable. You can write your name on it, jot down notes, and mark off desired measurements on these paper rulers. Hygloss has been inspiring young minds for over 70 years. We are committed to providing materials for creative education with over 2,000 products like specialty paper, classroom, office, arts & crafts supplies.