600 ml (20 oz) PrintPayLess Brand UV Resistant Bulk Ink Specially formulated for Epson 78(non-OEM) Cis/ciss or Refillable Ink Cartridges in Epson Printers: Artisan 50; Stylus Photo: R260, R280, R380, RX580, RX595, RX680 - Not Universal Ink! UV resistant dye ink formulated for artisan photo printers 100 ml per bottle 600ml in total. You get 1 bottle for each color. contact us if you need more of a specific color such as black