Our Signature Hardbound Sketch Book features 80 sheets (160 blank pages) waiting to be filled with your artworks and creative ideas. It has all the qualities you look for in a sketchbook, including elastic closure, white acid free paper, and a hardbound cover. Say hello to your new favourite creative companion. Features: 80 sheets (160 blank pages) For dry media projects Hardbound Acid free paper 110gsm grey hardbound sketchbook Grey elastic strap Parameter attributes: Number of pages: 80 sheets Thickness: 110 grams Binding method: thread binding + plastic binding + flat ridge hardcover Weight: A3/A4/A5=1600/807/400(G) SIZE: A3:30.1*42*2.1CM A4:21.6*29.7*2.1CM A5:15.4*21.2*2.1CM