Archival quality 21 mil thick, 450 gsm white poly-cotton blend matte canvas Specifically engineered for high-end fine art and photography printing Utilizes Breathing Color's 'Chromata White' technology, free of optical brighteners and Fluorescent Whitening agents Offers consistent print appearance under different lighting conditions due to lack of OBAs Environmentally conscious product, with a tree planted for every roll sold Partnered with American Forests for a greener initiative, promoting sustainable practices in the printing industry