color:C,M,Y,K best permanent chip Specification:Ink tank volume : 1250ml /colorSecondary cartridge volume : 440ml /colorsuitable for Mimaki,Roland, ... long term usage and convenient to add ink .2.save cost because the same ink tank can be used again and again .3 ... a reasonable discount .All the CISS we sell are empty without ink ,if you want to order ink also ,pls contact us . continuous ...