Package Contains 4 Bottles Each 250ml of Sublimation Ink. A complete Set. Black, Cyan, Magenta, & Yellow Refill for Epson Deskjet Printers Including C88 C88+ WF7720 WF7710 WF2750 WF3620 ET2720 ET2650 ET2750 and Others. Additional Uses: For Clothing, Cup Mats, Mouse Mats, Cloth Bags, Hats, Pillows, Mugs, Watches, Calendars, etc This Product is a Water-based Dye Sublimation Ink that delivers a high heat transfer printing rate and produces bright and vivid colors, high saturation, good permeability, fast-drying, waterproof. Do Not Mix With Other Ink: For better print effect, please use a print head cleaning kit to clean the printhead of your printer before refilling this ink.