The CISS for Epson T50 TX700W,TX800W 1,Special external ink tank 2,PP materials 3,New design The CISS for epson T50 /TX700W/TX800W /T60/R290 character:1,attractive appearance2,PP material3,Best chips to make sure the higher quality4,Easy to installation5,Convenient to refill ink6,reduce printing cost up to 95% CISS for Epson T50 TX700W TX800W