Multifunctional Ruler: Can draw multi pattern, multifunctional drawing template, building templates. Drawing Ruler: The color of the ruler is transparent and will not affect drawing on white paper. Geometric Ruler: Multi functional geometric ruler, suitable for artists, students, graphic makers, and graphic designs. Creative Design: Useful when sk, drafting, marking up and layouts. Perfect Gift: geometric drawing ruler for students, teachers, artists, woodworking, tailor and craft etc. Specification: Material: PVC Package Includes: 1 Multifunctional Geometric Ruler Note: Please allow slightly errors due to manual measurement and different monitors.