These Dell compatible ink cartridges for the Dell 720 are backed by a quality and satisfaction Guarantee! Quality inkjet cartridge replacements and best value for your Dell 720. Why buy an original ink cartridge for your Dell 720 when you can get perfect quality out of a brand new generic inkjet cartridge at a fraction of the cost? We guarantee that they will print with the same high quality as your genuine Dell brand cartridges or your money back! We also offer other discount Dell 720 printer supplies as shown below. These products are not made or rebuilt by Dell, and are in no way associated with Dell. Also, any ink management system software or on-cartridge-chips are not endorsed, associated, designed or approved by Dell.