Illustrators Sketchbook - Acid-free, cream colored, 45 lb. (70gsm) smooth surface paper is excellent for use with pencil, pen and ink, fine line markers and ballpoint pens. Each hand made hardbound book has 200 pages, an elastic closure, a ribbon marker and a pocket in the back. Signatures are sewn in. The cover on these books is called Black Espresso and it is black, textured leatherette.