Simple and yet effective, this product is classic in HP terms. A world leader in ink technology, HP have developed over 100 new inks in the last twenty years. Specially formulated to work in harmony with your machine, HP's DesignJet dye-based ink system combines printhead, printhead cleaner and ink cartridge to produce rich, vibrant images and sharp, clear text on a consistent basis. This item is a wonderful magenta in terms of colour scheme.