Set of 8 compatibleHP 18 (2 x Black (HP18XL/HP88) +2 x HP18 Cyan + 2 x HP18 Magenta + 2 x HP18 Yellow)ink cartridges For use with: Officejet L7580, L7590, Officejet Pro K5300, K5400, K5400dn, K5400dtn, K8600, K8600dn Capacity:69ml (Black) Capacity: 28ml (C/M/Y)