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: This typewriter spool ribbon is suitable for various typewriter models. Please check your model to ensure proper fit. Performance: The spool typewriter ribbon is pre-inked, providing clear and consistent printing results. The ribbon is fresh and ready to use, ensuring reliable performance. Dual Color: Unlike single-color ribbons, this ribbon features both red and black ink, allowing easy color switching for different writing needs, ideal for office or personal use. Easy to Use: Designed for simple installation, these typewriter spool ribbons can replace old or damaged ribbons quickly and efficiently, making them convenient for everyday use. 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 the actual item. Measurement error is +/- 1-3 cm.