HP 81 Dye Ink Cartridges achieve superb, color-rich images on a wide variety of media. Patented inks are designed with the printer to ensure uncompromising print quality, performance, and reliability. Ink formulations support instant dry time to increase productivity and facilitate immediate lamination. Smart Printing technology provides alerts when ink is low and facilitates on-line ordering. Simple installation and reliable operation further enhance productivity and cost-effectiveness.