Here is a high-performing sketchbook (5-1/2'' by 8-1/2'') that slips easily into your bag or backpack for on-the-go drawing. With professional quality, 128 gsm sketch paper, each sheet is a joy to work on. The heavyweight fine-tooth paper is perfect for dry media, including pencil, charcoal, Conte crayon, and chalk pastel. All pages are micro-perforated for easy removal with clean edges (192 pages/96 sheets). The sturdy book binding lies flat for ease of use. The archival-quality paper will keep your artwork pristine for years to come.