Open Coptic Binding Allows The Pad To Lay Flat! Each SoHo Open Bound Sketch Pad Features 65 lb. (100gsm) paper stock and an open binding with visible stitching. Sometimes referred to as Coptic binding, the signatures are stitched in a way that Allows the book to open completely. Sketchbooks using heavier Weight paper usuAlly don't lay flat, so this type of binding is Perfect For a sketch pad. The durable cover adds strength and Protects the artwork within. Each book contains 120 sheets or 240 pages. When open, the pages lay flat for satisfying panoramic drawings. Available in white, kraft, or grey paper, SoHo Open Bound Sketch Pads are great for virtuAlly All dry media and most writing instruments. Use the book as a journal for your thoughts and ideas or remove sheets using a precision craft knife for framing. This drawing paper pad also Allows you to tear pages out neatly with a craft knife so you can frame your work! Gift this grey drawing paper art sketch book to someone who will love it & make best Use out of it!