The product is a genuine set of 4 high-yield toner cartridges for Lexmark printers, including models CX410 and CX510. The toner cartridges are in sealed packaging and are compatible with Lexmark printers. The set includes cartridges in the colors cyan, yellow, magenta, and black, catering to a wide range of printing needs. These original Lexmark toner cartridges ensure high-quality printouts with vibrant colors and sharp text, making them an essential component for efficient and reliable printing.