The product is a genuine Canon GPR-55 black toner cartridge, specifically designed for use with the imageRunner Advance C5540i, C5550i, C5535, C5560i, and C5535i printers. Made in Japan, this original Canon product ensures high-quality printing with its laser print technology. The black toner cartridge is compatible with various Canon printer models and is a reliable choice for producing professional-quality documents and images.