1. Sufficient: You will receive 6 pairs of spool typewriter ribbons, which are enough for daily use and replacement, reducing the need for frequent purchases 2. Model Compatibility: The typewriter spool ribbon is suitable for various typewriters; choose the correct ribbon based on your typewriter model 3. Performance: Spool typewriter ribbons are pre-inked, providing a smooth and consistent typing experience; ribbons are fresh and ready to use 4. Red and Black Color: Unlike single-color ribbons, this ribbon features both red and black ink, allowing easy color differentiation for convenient use in documents and office work 5. Easy to Use: These spool ribbons are designed for easy installation; simply replace old or damaged ribbons for quick maintenance, ideal for office or personal use 6. Type: Typewriter Ribbon 7. Material: ABS + Nylon 8. Color: Black + Red 9. Package Contents: 6 x Typewriter Ribbons 10. Note: Light and display differences may cause slight variations in color between the image and actual item. Measurement may vary by +/- 1-3 cm.