"Our replacement SP-700 ribbon cartridge adopting sophisticated parts and strictly tested with industry quality control processes ensures perfect compatibility with your printer. Our SP-700 ribbon has a clutching mechanism to prevent ribbon jams or failures. We use advanced ink and printing and dyeing technology to provide you with consistent, clear, and excellent printing without fading. The ribbon length is 5m & individually wrapped to offers a longer print life and a more uniform print quality. We use high-quality ribbon to ensure that maximum print head life is achieved. FULLY COMPATIBLE WITH:- Star Micronics models: SP700, SP712, SP 712 MD, SP742 Package Contents: 12 Pack (Black) compatible with SP700, SP712, SP 712 MD, SP742 ribbon cartridge."