Epson 34XL Golfball Black CMY Colour High Yield Ink Cartridge 16ml 3 x 11ml Multipack - C13T34764010 Epson’s DURABrite Ultra Ink is ideal for producing laser-like, business documents. Thanks to its all-pigment ink system, documents are water, smudge and highlighter resistant and its quick-drying properties make it perfect for duplex printing.