color changing ink for cartridge refill. 1.good performance 2.no ... to printer head 3. low factory price 4. in stock color changing ink for cartridge refill Features:1) With our ink ... , 100ml, 250ml, 500ml, 1liter, 5liter, 20liter, 25liter.7) Color: BCMY, LC, LM, and printed color is vivid and clear.8) Expiration: above 3 ...