The product is a set of 4 genuine Ricoh Savin Lanier toner cartridges in black, magenta, yellow, and cyan colors. These toner cartridges are designed specifically for the MP C3502 model and are genuine OEM products manufactured in Japan. With this set, you can ensure high-quality and consistent printing results for your documents and images. Built by a trusted brand like Ricoh, these toner cartridges are reliable and compatible with the specified printer model, making them a great choice for professional printing needs.