This is a set of 9 compatible ink cartridges for the Brother LC401XL series, including 3 Black and 2 each of Cyan, Magenta, and Yellow. With a high yield of up to 4,500 pages, these cartridges provide an economical alternative to the OEM Brother cartridges. They are designed to deliver reliable print quality at a fraction of the cost. Backed by a full 100% satisfaction guarantee, this set is ideal for those looking to stock up and save.