Get sharp professional-quality results every time you print. Patented pigment-based HP black ink and ink cartridge technology are designed together with your printer for easy installation and reliable performance. Want more pages great reliability and amazing value? You want original HP inks. Why buy original HP ink? Get up to twice as many pages vs. with refills. Based on a Buyers Laboratory Inc. 2014 study commissioned by HP for the on-average performance of cartridges refilled and remanufactured by leading refill service providers compared to Original HP ink cartridges (60XL Black 60XL Color 61XL Black 61XL Color 74XL Black 75XL Color 564XL Black 564XL Cyan 564XL Magenta 564XL Yellow 950XL Black 951XL Cyan 951 XL Magenta and 951XL Yellow ) sold in North America; http://www.buyerslab.com/products/samples/HP-Inkjet-Cartridges-vs-Refilled-Cartridges.pdf. Ensure that your printing is right the first time and every time. Outstanding print quality: Patented pigment-based HP ink for extra sharp black text and professional results every time. Reliable HP cartridges—a critical component of the total imaging system—ensure consistent results. Easy to use and maintain: Simple to install and easy to replace for low maintenance trouble-free printing. Free convenient return and recycling in over 30 countries. See insert or visit http://www.hp.com/recycle. HP reliability delivers value: The HP 45 was 9 times more reliable on average than the leading remanufactured brands tested. Precisely designed and engineered to save time and increase productivity. Return & exchange information:HP.com will accept returns or exchanges for this product up to 30 days after delivery.