Features: brand new and high quality PRACTICAL STUDENT MATH DRAWING SET. Package includes 1 x Wave Straight Ruler, 1 x Protractor; 2 x for Triangle Rulers (45° and 30°/60°). A professional math drafting tools kit for high school students, boys, girls, teens, or teachers, etc. PORTABLE AND DURABLE. All wrapped in transparent PVC organizer bag, convenient to carry and use. Lightweight and portable. High quality eco-friendly plastic ensures super durability, super soft, flexible, bendable, anti-break, can be used for a long for time. CLEAR AND ACCURATE SCALES. Clearly and accurately printed, no faded. This math geometry drawing set is much more conveneint for student to measure, draw and draft. Wave ruler is not only for drawing, but also great for marking, underlining, etc. MULTIFUNCTIONAL, EASY TO USE. Ruler Measuring Range: 0-15cm; 0-20cm. Protractor measures 0 to 180 degrees left to right and right to left. Enough for students math/grahic design drawing use. WIDE APPLICATION. Great for school, office, architects, engineers, artists, designers, students, teachers and so on. Wonderful back to school gift, Class rewards, for Ideal gift for boys and girls. Specifications: Material: Plastic Color: Transparent; Blue; Pink Type-1: Measuring Range 0-15cm Type-2: Measuring Range 0-20cm Protractor Measuring Range: 0 to 180 Degrees Quantity: 4 Pieces Weight: Approx. 60g Package Includes: 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! 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!