Designed for home office users who need to produce business-quality colour for less.HP 920XL Black Ink Cartridges print laser-quality black text using Original HP inks. Print professional plain paper documents using pigment ink designed for the office.- Print superior laser-quality documents with sharp black text that resists water and fading using Original HP inks[1].- Deliver impressive printing results. These Original HP inks are formulated to produce fast-drying documents especially when you use papers with the ColorLok logo. HP technology makes it easy to replace cartridges.- Get 2.5 times more black printed pages using high-capacity ink cartridges designed for frequent printing[2]. High-capacity Original HP ink cartridges yield more printed pages and require fewer replacements than standard Original HP ink cartridges.