Features: brand new and high quality PROFESSIONAL DRAWING TOOLS. The scaled ruler features a sliding compass hole, for ideal for high school kids or professionals drawing circles, geometry designing, etc. 2-IN-1 DESIGN. Drawing circles and measuring length dual functions both in one. The flexible compass slot also can be used to fix pencil for easier drafting. Without for sharp tip, more safe and convenient. ACCURATE SCALES. High-quality plastic ensures super durability, lightweight and portable. Clearly printed and scaled, no faded. This hollow-out ruler set is much more conveneint for student to measure, draw and draft, etc. MULTIFUNCTIONAL, EASY TO USE. The multi-purpose woodworking ruler. Great for school, office, architects, engineers, artists, designers, students, teachers and so on. WIDE APPLICATION. An for ideal drawing tools for geometry drawing, math drafting, woodworking drafting, art designing, etc. Wonderful back to school gift, Class rewards, for Ideal gift for boys and girls. Specifications: Material: Plastic Color: Blue; Green; Pink; Yellow Ruler Measuring Range: 0-15cm Ruler Total Size: Approx. 17x3cm/6.69x1.18in Weight: Approx. 15g Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Piece 2 in 1 Drafting Ruler