High quality materials and construction - The compass set is made of iron and PP materials, non-toxic and environmentally friendly. It feels comfortable to use and is durable for regular use. 8-piece complete set - Includes 1 compass, 1 pencil, 1 eraser, 1 sharpener, 2 triangles, 1 protractor, and 1 ruler. One purchase meets all your basic drawing and measuring needs. Storage and protection - Comes with a storage box to neatly store and protect the tools from damage when not in use. Versatile and suitable for many users - Ideal for students, children, or adults. Suitable for school, home, or office use. Practical use scenarios - Geometry and drafting at school or home: draw circles, straight lines, and accurate angles for assignments and projects. - Art and design projects: create precise shapes and templates for crafts, layouts, and creative work. - Office planning and on-site layouts: quick measurements and geometric guidelines for planning spaces or presentations.