Features: Experience precise measurements with our 30cm Colorful Clear Ruler, crafted from pp for durability and clarity. These math ruler features clear designs that allows for easy reading of measurements, available in four different color to cater to different drawing needs. Very suitable for students, teachers, engineers, and craft enthusiasts, these math measuting ruler meets the measurement need of both learning and professional environment. Widely use for in school classroom, office drafting, and home crafting project, ensuring versatility across various setting. Light in weight and portable, these drawing ruler is designed to be resistant to breaking, with clear, easy to read marking for accurate result. Specifications: Component: PP Color: Light Blue; Light Green; Yellow; Pink; Redness; Black Blue; Black Green; Yellow Size: Approximately. 35.0cm/13.78in Weight: Approximately. 65g Package Includes: 6Pieces Colorful Clear Ruler note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color