Get documents printed with a professional look with HP 45 Black Original Ink Cartridge 51645A. It has rich text for reliable-quality printing, ideal for use in the home or office. The user can depend on clog-free performance throughout the life of the HP 45 ink cartridge for confidence on job after job. It's simple to install and easy to replace for low-maintenance, trouble-free printing. Whether printing out resumes or coloring sheets for kids, this ink will reproduce images from the computer exactly in physical form. See clear, bold performance in every job using this ink.