A. Sufficient quantity: You will get 4 packs of spool typewriter ribbons. The quantity is enough to meet your daily use and replacement needs, helping to reduce the need for frequent purchases. B. Model compatibility: These typewriter spool ribbons are suitable for most typewriters. You can choose the right ribbon according to your typewriter model. C. Reliable quality: The twin spool typewriter ribbon contains ink, which can provide a good user experience. It is not a ribbon that has been stored for many years, so there is no need to worry about usability issues. D. Black color: The provided typewriter ribbon uses black ink, which is easy to distinguish and more convenient for use in work. E. Easy to use: These typewriter spool ribbons are suitable for most typewriters. They can be used to replace old or broken ones, and are easy to replace and use, making them very suitable for office settings. F. Type: Typewriter Ribbon G. Colour: Black H. Material: ABS + nylon I. Package Contents: 4 x Typewriter ribbons J. Only the above package content is included; other products are not included. K. Note: Light and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/- 1-3cm.