500ml Bulk Ink refill set for Epson xp-300 310 320 400 410 420 printers For refillable cartridges or cis ciss ink system only + free 4 syringes/ needles Inks made in USA Fills directly with free 4 syringes/ needles Highest rating UV resistant inks on market 5 bottles/ set, 2 X Black, Cyan, Magenta, Yellow; Total of 500ml.(100ml per bottle) 4 colors item is for refillable cartridges/ cis ciss ink system ONLY !! original Epson cartridges is NOT refillable!!