Features: 18-piece geometry set includes plastic compasses, protractor, pencil, compass, eraser, and pencil lead refills. Durable metal compasses resist bending or flexing during use. Ergonomically designed compass head for comfortable handling. Universal compass holder works with standard-sized pencils or pens. Rulers, triangles, and protractor feature clear, easy-to-read graduations. Compact and portable with a durable storage box for convenient carrying and storage. This geometry set is ideal for students, teachers, mathematicians, architects, engineers, artists, and designers. Suitable for use in schools, offices, homes, or on-site work. Specifications: Material: Plastic Color: Green, Blue, Clear Note: Please allow for a 1–2 cm measurement variance due to manual measurement. Monitor settings may cause slight color differences from the actual product. Package Includes: 18-Piece Math Geometry Set