1. ADVANCED LEARNING AID This protractor and kit have been carefully crafted by experienced math experts and are ideal for teachers and students. With its quality materials, it covers all levels of mathematics, from basic knowledge to advanced. Enhance your geometry experience and make learning a pleasure with this versatile math tool. 2. LONGLASTING BENEFITS This set of protractor and compass is made of materials to ensure use. With a flexible ruler for precise measurements and storage, it is for everyday use and does not break easily. 3. NEED FOR MULTIPLE OCCASIONS Elevate your precision game for any task at school, office, or home. This handy tool is housed in a shatterproof iron housing, ensuring centralized protection and easy transport. 4. ERGONOMIC DESIGN Equipped with a quality metal compass and clear scale rulers, including a triangle ruler and a protractor, this set is comfortable to use and for teachers and students.