Sakura Sketchbooks / Notebooks are suitable for all ages, and ideal for both experienced and aspiring artists. The hardcover books contain 80 black sheets of 140 g/m2 acid-free paper, which is perfect for sketching and for use with ink, pencils, oil pastels and charcoal. All Sketchbooks / Notebooks come with a pen holder, an expendable envelope, an elastic closure band and a uniquely illustrated sleeve to use as a bookmark. Available in various sizes for all types of sketching and writing with Sakura products like the Pigma Micron, Pigma Brush, or Gelly Roll. Black or off white paper 80 sheets 140 gsm Acid-free paper