Each compatible Epson ink cartridge for your Epson Stylus C120 printer is backed by a full 100% Satisfaction Guarantee. 4Inkjets guarantees that each Compatible Epson ink cartridge for your Epson Stylus C120 printer is manufactured to the highest performance and quality standards and will deliver optimal prints. OEM inkjet cartridges are also available for your Epson Stylus C120 printer.