• Replacement folder with 4 rings from the Dohe brand. • Dimensions of 32x28x4 cm, suitable for standard A4 sheets. • Includes 100 squared sheets for taking notes and making diagrams. • Equipped with an elastic band, dividers, plastic envelope, and compressor for complete organization. • Features the NASA flag for a unique and thematic style. • Perfect for school use, in the office, or for personal use. • Adds a touch of space inspiration to your school organization system.