This 24" x 50' roll of Hot Press Natural Smooth Matte Archival Inkjet Paper from Epson is an acid free, 100% cotton rag media with a bright textured finish. This cylinder mould-made paper has a high color gamut and black density. The paper is optimized for UltraChrome and other archival Ink. In addition to be acid, lignin, and chlorine-free, the media is pH buffered with calcium carbonate for enhanced archivability.