These books contain 80 pages of acid-free 65-pound paper.
180 Degree Hardbound Sketch Books 8 3 10 x 11 7 10 80 sheets. The stitch binding is extremely sturdy, allowing the sketchbook to lay completely flat when open.Canson 180 Degree Sketch Books exhibit practicality and elegance, with their magnetic closure, and solid, acid-free black cover.