These ink ribbons are a must-have for anyone using mechanical typewriters. They offer excellent ink quality, ensuring your documents are always legible and professional. To use, attach the ribbon to the typewriter's spools and feed it through the ribbon path, making sure it is securely in place. Features -Color:Assorted Color -Material:Nylon -Size: 10.00X5.00X1.50cm/3.93X1.97X0.59in - ink absorption: the ribbon's small particle design ensures excellent ink absorption, resulting in clear and sharp print quality that lasts -Extensive compatibility: suitable for various typewriter brands, offering versatility for different users - construction: crafted from nylon material, this ribbon provides reliability and performance for extended use -simple replacement: comes with ink ribbons, allowing for easy and quick replacement to maintain consistent print quality -Simple installation: the ribbon is designed for easy installation and use, making it a convenient option for both novice and experienced typewriter users Package list: 4 x typewriter ribbon ink (include 1 x red black ribbon and 1 x black ribbon)