1. Outstanding Durability: The ABS material used in this large protractor for teachers ensures it doesn't deform or get damaged easily, making it a reliable tool for many years and providing strong strength and reliability for precision measurements in the classroom. 2. Safety: Thanks to its smooth appearance, rounded edges, and burr design, this large protractor for teachers promises no scratches on hands. It is designed with safety in mind, making it for use in all types of educational environments. 3. Lightweight Structure: Designed for educators, this large teacher's tool is an effortless and easytouse protractor. With a lightweight structure, it ensures no scratches or injuries to users, making it ideal for classrooms. 4. Enhanced Accuracy: This teacher's protractor features a large, visible digital design, allowing for easy measurement and reading, making it for precise angle and geometry calculations.