Enjoy consistently outstanding image quality, long-life system reliability, superior sustainability and innovative shake-free print system. Keep up-front costs low and quality high with Genuine Lexmark cartridges. Lexmark Return Program cartridges are print cartridges sold at a discount in exchange for the customer's agreement that the cartridges will be used only once and returned only to Lexmark for re-manufacturing or recycling. Compatible with MS821dn, MX822adxe, MX826ade, MS821n, MX822ade, MX826adxe, MS823dn, MX721ade, MS825dn, MS822de, MS826de, MS823n, MX722adhe, MS725dvn, MX721adhe and MX722ade.