This 100% cotton, museum grade white fine art and photo paper is compatible with pigmented and dye inks. Inks dry instantly on it. Designed to meet galleries and museum longevity requirements and respect the ISO 9706 standard,, is acid-free and internally buffered to resist gas fading and maximize the conservation of prints. The smooth white tone is achieved during manufacturing by introducing natural minerals to the process. It has been developed to address the need for continued longevity requirements.