Includes 4 circle templates for drawing to meet common drawing and measurement needs. materials: made of quality plastic with strong toughness, sturdy and reliable. Not easy to break. Four sizes: includes 4 sizes for flexibility. Clear green design reduces eye strain while keeping scales precise and easy to read. Easy to use: circle templates have clear scales, rounded corners, smooth edges, and will not scratch your hands. Durable and longlasting: resistant materials, sturdy and durable for extended use. Key benefits Versatile measurement and drawing tool for a range of projects. Durable construction provides reliable performance over time. Eyefriendly design with clear, easily readable scales. Specifications and features Material: plastic Quantity: 4 circle templates Sizes: 4 different radii to cover varied tasks Design: clear green for comfortable viewing and accurate measurement Edges: rounded corners and smooth surfaces to prevent scratches Use scenarios Geometry drawing and technical drafting: accurate circles and arcs for plans, diagrams, and illustrations. Architecture and design: create precise circular patterns and layout guides for sketches and concepts. Arts, crafts, and pattern making: quick circles for templates, stencils, and textile or product design. Classroom and learning: practical tool for teaching geometry, measurements, and drawing fundamentals.