Sufficient: You will receive 1 pair of spool typewriter ribbons, which is enough for daily use and replacement, reducing the need for frequent purchases. Model Compatibility: The typewriter spool ribbon is suitable for various typewriters; choose the correct ribbon based on your typewriter model. Performance: The spool typewriter ribbon is pre-inked, providing consistent print quality and reliable performance; designed for immediate use without drying issues. Red and Black Color: Unlike single-color ribbons, this ribbon features both red and black ink, allowing easy color differentiation for improved convenience in documentation and office tasks. Easy to Use: These spool ribbons are designed for simple installation and replacement of old or damaged ribbons; user-friendly and ideal for office environments. Type: Typewriter Ribbon Material: ABS + Nylon Color: Black + Red Package Contents: 1 x Typewriter Ribbon Note: Light and display differences may cause slight variations in color between the image and actual item. Measurement error allowance is +/- 1-3 cm.