No. 16 cartridge generates optimum print quality using pigment-based ink for text that is water-resistant and fade-resistant for document storage. Cartridge is designed for use with Lexmark X1150, X1185, X1250, X2250, X75, Z13, Z23, Z25, Z33, Z35, Z515, Z517, Z605, Z611, Z615, Z617, Z640 LA LV, Z645 and Z647 LA LV.