This Epson multipack 378XL compatible pack is a great value pack specifically designed to work in your Epson printer. The 378XL compatible ink multi-pack contains 1 black, 1 cyan, 1 magenta and 1 yellow compatible non-oem cartridges. The 378XL T3791? T3794 printer cartridge 4 pack is suitable for all types of printing and offers value by buying the cartridges in a pack. Fully chipped and ready to go. All our 378XL 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 378XL black is filled to 13ml and prints approx 580 pages at 5% average coverage. Each of the colours in the pack is filled to 13ml and print approx 1160 pages individually at 5% average coverage. That\\\'s TRIPLE capacity of the standard and a higher capacity in XL original fills of the original ink cartridges. These non-oem 378XL cartridges are universal meaning they work as both a 378XL standard and XL ink cartridge. Comes with easy to use installation instructions and offers great savings over buying the equivalent XL genuine cartridges. XP-15000,XP-8500,XP-8505,XP-8600,XP-8605