Slide this little memo book in and out of your pocket with no hassles. Book is center sewn and tape bound: no wire to hang you up. The paper features narrow-ruled horizontal lines. Covers are made from durable, yet flexible red pressboard. Great for work in the field. Pocket-Sized Indicator: Yes; Book-Binding Type: Sewn; Taped; Book-Binding Details: Sewn/Taped: Flexible Cover; Book-Binding Edge: Side.