The Canon 055 H FPP0750G Magenta Genuine Original Laser Toner is specifically designed for use with Canon printers in the LBP660C and MF740C series. This high-quality, genuine/original toner cartridge ensures vibrant and consistent color output in your prints. The magenta color ensures rich and vivid color for various printing needs. With a compact size of 3 1/4 x 12 1/4 x 4 1/4 inches, this toner cartridge is easy to handle and install, providing reliable performance for your Canon printers.