Features: The two-color ribbon compatible with the typewriter has strong ink, providing you with a good user experience; High-quality ink can be printed clearly and resist fading. Using a high-strength and high-density 66-nylon ribbon base, it has strong impact resistance and longer printing length. Reminder: Printer models are very similar and models may differ. Please contact customer service. If you are unsure about the model, you can also contact customer service! Specifications: Material: ABS Diameter: Approximately 5 cm/1.97 inches Model: OKI ML80 Shelf life: 2 years (compatible with sealed condition) Ink color: Black and red Suitable compatible with OKI ML80, 81, 82, 83, 92, 93, TEC EPS600, MA1100, M2600; Package includes: 1 set of typewriter two-color ribbon with double spool Note: Please allow 1-2 cm error due to manual measurement, please make sure you do not mind before ordering. Due to the difference between different monitors, the picture may not reflect the actual color of the product.