The large box-like design of the Epson SJIC22P(M) ink cartridge allows for a full 32.5ml of magenta pigment based ink to be included. This substantial amount of top-quality magenta ink allows the Epson S020603 to do an incredible amount of printing before it needs changing.Designed with top of the line four-colour ColourWorks label printers like the TM-C3500 in mind, the results from the Epson C33S020603 are incredible. Also great for producing tickets or tags, prints from the Epson SJIC22P magenta ink cartridge dry quickly and retain the produced image for a substantial period of time.