Premium black drawing paper is ideal for chalk or oil pastel, colored pencil, gel pen, and other opaque media. Sketchbook contains 96 sheets (192 pages) of 110 gsm paper. Heavyweight paper is acid-free and of archival quality. Pages are micro-perforated for easy removal. Sturdy hardcover book-style binding. Each page measures 5-1/4'' x 8-1/2''. Sketchbook measures 5-3/4'' wide x 8-3/4'' high.