● Convenient slim size / This slim and lightweight binder fits neatly in your bag. It's easy to carry around for your daily commute. ● Foldable binder / The smart ring binding mechanism allows the cover to rotate 360 degrees. It folds back, so it doesn't take up space when you open it or write in it. ● Smooth paper replacement / The binding opens wide and can be closed with one touch, making it easy to replace the paper. It supports B5 size (26 holes) loose-leaf paper. ● Size: B5-S ● Number of holes: 26 holes ● External dimensions (height, width, spine width): 268, 192, 13 ● Cover/R-PP ● Maximum capacity/25 sheets ● Set contents/10 sheets of paper, index ● Paper/No-836BTN