This compatible 603XL twin multipack is a great value double pack specifically designed to work in your Epson printer. The 603XL compatible ink cartridges twin multi-pack contains 4 black, 2 cyan, 2 magenta and 2 yellow compatible non-oem cartridges. The compatible 603XL printer cartridge double pack contains 10 cartridges and is suitable for all types of printing and is the best value pack we offer. Fully chipped and ready to go. All our premium inks are made to highest standards and carry the ISO9001 worldwide quality certification. Our inks are formulated to each printers individual specification ensuring perfect results everytime. Offering a much higher printing quality than universal inks. Which are unfortunately widely used in the UK by other inferior cartridge manufacturers and distributors. The 603XL black is filled to 18ml and prints approx 1000 pages at 5% average coverage. Each of the colours in the pack is filled to 14ml and print approx 1225 pages individually at 5% average coverage. That\\\'s SEVEN TIMES the capacity of the standard and over FOUR TIMES the XL original fills of the original ink cartridges. These non-oem 603XL cartridges are universal meaning they work as both a 603 and 603XL ink cartridge. Comes with easy to use installation instructions and are ready to install straight out of the packaging. Saves over £130 buying the equivalent XL genuine pack. WF-2810DWF, WF-2830DWF, WF-2835,WF-2835DWF, WF-2850,WF-2850DWF, XP-2100,XP-2105,XP-3100,XP-3105,XP-4100,XP-4105