Ranger Industries Archival Ink - Sepia, the one Tim Holtz uses. Archival Inks™ provide the lasting results you are looking for. A wonderful ink for stamping images for ATCs; it's an antique color. They won't deteriorate paper or precious photographs. They will not bleed when painted or brayered over with water colors, water-based inks, markers or pearl pigments. Acid free, Non-toxic, Fade Resistant, Water Resistant, Removable Hinged Lid, Raised Stamping Surface, and Permanent for Paper.