Maruman's KULUFIT B5 size 26-ring binder in 8 color variations. Slim, light and compact design makes it much easier to fit into small spaces and to carry around in backpacks and campus bags. The cover of this light weight slim binder notebook is made of very soft and flexible material so you can roll it up in your hand. Uniquely designed clear plastic ring is easy to open with one hand. Just swing the white tab, at the bottom of the ring, down to the right and slide the rings apart. 10 of Maruman's high quality, 80gsm, B5 size, 6mm ruled, loose leaf papers are included in this school binder to start you off. Each page has a blank header with NO. and DATE for easy organizing. This campus binder can hold up to 60 sheets. Refill papers can be purchased separately. Compact B5 size is the perfect binder for school. Small binder perfectly fits on small classroom-desks and limited space next to your keyboard.