Features: brand new and high quality MULTI-IN-1 PROFESSIONAL SET. The multifunctional geometric ruler features protractor scale, short-drawn wire slot, main drawing slot, 3 sizes round hole or oval stencil, short ruler, for triangle ruler, straightedge, wave ruler. STUDENTS CHOICE. Multi-purpsoe geometrics drafting rulers tools, which are espacially designed for primary school students, middle school seniors, high school juniors or seniors, teens. FEATURES. The 360 degree protractor features transparent and hollow-out design. 16 kinds of circle templates design, which in different diamters. Accurate and clear metric scales to give the best attention to details. All the thoughtful designs makes a full convenience of drawing or designing. TOP QUALITY, DURABLE. High-graded hard plastic material ensures long service life. Not easy to bent or split. Lighiweight, non-toxic, odorless, wear resistant, portable and durable. for IDEAL CHOICE. The functional template ruler is widely used among designers, engineers, architectors, cartoonist, students, teachers, etc. for Ideal for designing mandala art, drawing various geometric shapes/circles, posters designing, math drawing, comic illustrations, etc. Specifications: Type: Primary School Set; Junior Set; Senior Set Transparent Color; Senior Set Transparent Blue Color Geometric Ruler Size: Approx. 7.8x19cm/3.07x7.5in Round Ruler Diameter: Approx. 11.5cm/4.53in Angle Measuring Range: 0-360 Degree Length Measuring Range: 0-12cm Circumference: 360mm/14.17in Color: Transparent Blue Weight: Approx. 20-30g Material: Plastic 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: 2 Pcs Geometric Rulers