1,Refillable external bottles for ciss for printers. 2,Smart looks and beautiful. 3,Efffortless to relload ink with syringe. Refillable Universal External ... system) we can manufacture for different model of printers with different inner ink cartridge and intellectual chip.7:Reliable quality and customers ... provide 50,65,80,90,120,250 etc ml bottles.9:Color: B, C, M, Y.