The Compatible Canon 055H High Yield Set of 4 toner cartridges includes black, cyan, magenta, and yellow cartridges designed for high-volume printing. Each cartridge is made from 100% new parts and includes a chip for accurate toner level tracking. While the black cartridge yields approximately 7,600 pages, the color cartridges yield around 5,900 pages each. These cartridges are a reliable choice for professional printing and will not void your printer's warranty. Backed by a 100% Satisfaction Guarantee.