In addition, use of single allows the user complete flexibility to substitute the colour that is most used. This yield is suggested by the manufacturer but other factors like printer settings and choice of paper which may also contribute as well.

Epson 29 / 29XL Ink Cartridges: Epson 29 Black (T2981)
Choose Your Printer Model: Expression XP-235
Brand: Epson
Compatible Brand: For Epson
Type: Genuine/Original
Print Technology: Inkjet
Unit Type: Unit
Model: Epson 29 / 29XL
Compatible Model: For Epson Expression XP-235 XP-245 XP-247 XP-255, XP-257 XP-332 XP-335 XP-342 XP-345 XP-352, XP-355 XP-432 XP-435 XP-442
MPN: T2981, T2982, T2983, T2984, T2986, T2991, T2992, T2993, T2994, T2, Epson 29XL, Epson 29XL Black, Epson 29XL Black Ink, Epson 29XL Multipack Genuine Ink, Epson 29XL Multipack
Expiry Date: IN-DATE
Pack Contains: Standard & High-capacity Ink Cartridges
Unit Quantity: 1
Colour: Black, Cyan, Magenta, Multicoloured, Yellow