The Reverse Book allows you to choose what works best for you -- top spiral or side spiral. Great for mapping out projects, taking notes and recording information with exceptionally smooth, gridded pages that are micro-perforated at the top for clean and easy removal. The stiff back cover makes writing or sketching easy and portable. Details: Orange cover8.25" x 8.25"80 sheetsGraph pagesMicroperforated pagesDouble wire-boundStiff back coverAcid-free, pH neutral paper