1) What's In the Box ? 200ml Dye Ink Black x 1 bottle 100ml Dye Ink Cyan x 1 bottle 100ml Dye Ink Magenta x 1 bottle 100ml Dye Ink Yellow x 1 bottle Refill tools 2) Compatible printers : HP DeskJet 1255 2700 2710e 2720e 2721e 2722 2722e 2723e 2724 2725 2732 2742e 2752e 2755 2755e 4110e 4120e 4121e 4122e 4123e 4130e 4132e 4152e 4155e 4158e; HP DeskJet Plus 4122 4132 4155; HP ENVY 6000 6010e 6020e 6022e 6030e 6032e 6034e 6050e 6052e 6055 6055e 6075 6075e 6420e 6422e 6430e 6432e 6450e 6452e 6455e 6458e 6475e; HP ENVY Pro 6400 6455 6458 6475 Excellent Printing Performance Made of high quality raw material, offering a colorful and vivid printing performance. Printing without flash, booming, suitable for high speed printing. Stable physical and chemical properties maintain long-term printing. No Block Print The ink is strictly filtered through 1 micron, 0.5 micron, 0.5 micron filters, ink particles reach to the standard fineness. Printing consistence and fluency, protecting your printer from plug print and Reduce printer wear and tear. Cost Effective 100ML high-capacity, allowing you to reduce office costs and providing you exceptional printing results to meet your home, school and office printing needs.