Pink Pig 8.3 x 11.7 Inch Portrait Sketchbook | 35 White Sheets, 100 Pound | Black A4 portrait (8.27 x 11.69 inches) protective cover, bound on long edge. White 101 pound (150gsm) plain mixed media paper (7.99 x 11.34 inches). 70 pages of acid free, archival quality stock. Recycled hard board wrapped in durable economy covers. Practical wire-binding that lasts longer than glue, and lets you fold the book any which way you like.