Clear Measuring Ruler Set: 20cm, 30cm, 40cm, 50cm - Precision Math Drawing. Introducing a Versatile Ruler Perfect for Both Educational and Professional Environments. Crafted from Durable Plastic, This Ruler is Designed to Meet Your Measuring Needs with Precision and Clarity. Available in Sizes of 20cm, 30cm, 40cm, and 50cm, It Caters to a Variety of Tasks, Making It a Reliable Tool for Students and Office Workers Alike. A Straight Edge Ensures Accurate Lines, and Its Lightweight Design Makes It Easy to Handle and Store. Features Summary: - Material: Durable Plastic - Sizes: Available in 20cm, 30cm, 40cm, and 50cm - Type: Straight Ruler for Precise Measurements - Usage: Ideal for Learning and Office Tasks - Non-foldable for Stability and Accuracy. Your order tracking code will be sent on shipping and takes up to 5 days to show live information.