Anti-Myopia Transparent Ruler for Elementary Students with Wavy and Straight Lines

This innovative ruler is designed specifically for elementary students, combining functionality with eye-care benefits. It features both wavy and straight lines, allowing for creative and precise drawing or measuring. Crafted to be transparent, it provides an unobstructed view of the paper or surface beneath, ensuring accurate alignment. Its anti-myopia feature encourages proper posture and protects young eyes during extended periods of use, making it an essential tool for enhancing students' learning experiences in a healthy way. Material: plastic Manufacture country: China Instructions included: No