Derwent Sketch Book, Big Book Drawing Pad, A5, 5.83 x 8.27 Inches Sheet Size, Wirebound, Hard Covers, 86 Sheets (2301608) Black vinyl wire bound hard cover sketch book fits easily into your book bag or backpack Capture your ideas in pen, pencil or paint A great grab and go book 110gsm (75#) acid-free paper; 5.83W x 8.27H Inch Sheet Size 86 perforated sheets per book