Features: 1.MULTIFUNCTIONAL. This clear hollow geometric function drawing ruler, size 19.2x11.5cm/7.56x4.53in. for Ideal for math/geometry/function drawing. 2.SIMPLE AND PRACTICAL. Made of quality plastic material, lightweight and portable. Arc corner design, finger for protection. Safe to use. 3.MILTIPLE USE METHODS. Designed with different hollow geometric patterns, such as hexagon, circle, oval, triangular, for your various choice. Meets all your drawing and designing needs. 4. EXCELLENT DRAWING TOOL. With clear scale, easy and convenient for you to draw. 5.FEATURES. With a protractor, this clear geometric ruler templates is great for art design, fractional measurement, and drawing templates, middle school/high school examination drawing etc. Specifications: Material: Plastic Fit for: Math/Geometry/Function Drawing Color: Transparent Size: Approx. 19.2x11.5cm/7.56x4.53in Weight: Approx. 44g Package Includes: 1 Piece Multifunctional Geometric Ruler 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!