Whitelines Perfect Bound Pocket Notebook, Squared, Black (WL51 PBBPoS) Flexible, clean binding increases durability Soft cover with rounded edges in classic black Inlay is squared to provide guidance in writing with notebook horizontally or vertically, graphing or sketching your ideas, allowing your thoughts to be kept better organized When copied, scanned and faxed, the lines disappear leaving only your sketch or writing Pocket size is approximately 5.75 x 3.5 inches with 36 pages