Rollover Coil Notebook Portable Notebook Pocket Notepad $ 5.95 Product information: Cover material: PP Cover color: Constellation series, Sakura series, Universe series, Ocean series Binding: spiral binding Text material: paper Inner paper weight: 80 (g) Body paper size: 10.88.2 Incidental items: None Specifications: A7 upturn-square inner core (10.57.5cm), A7 left turn-square inner core (11.5*8.5cm) Unit weight: 1 (book/book)