Ink refill set for CIS/CISS or refillable cartridges using Epson 48, 49 ink: R200, R220, R300, R320, R340, RX500, RX600, RX620 Inks made in USA Highest UV resistant rating on market Fills directly w/ our spout tip bottle(no syringes needed) Total of 720ml.(120ml per bottle) 6 colors 6 bottles/ set, Black, Cyan, Magenta, Yellow, Light Magenta, Light Cyan