The label has been removed from the magenta cartridge only. Not used though. All others are unopened.

The T-FC50U Toner Cartridges are high-yield toner cartridges designed for use with Toshiba printers, including models such as the E-Studio 2555c, 3055c, 3555c, 4555c, and 5055c. These cartridges come in cyan, blue, yellow, and black colors, providing reliable and high-quality color printing for a variety of use scenarios such as offices, schools, and hospitals. With a unit quantity of 4, these toner cartridges offer long-lasting and consistent performance, making them a practical choice for both home and professional printing needs.