The Canon GPR-31 Cyan Standard Yield Toner Cartridge 4416838 is a genuine original product specifically designed for use with Canon printers. This toner cartridge is compatible with models such as C5030, C5240, C5035, and C5235, offering high-quality cyan color prints with Canon's laser print technology. Designed for standard yield printing, this cartridge ensures consistent and accurate results for your printing needs.