Acts as both a binder and notebook, storing up to 25% more sheets than standard round-ring binders -Two interior pockets store unbound materials so nothing gets lost -Three slant ring style fasteners are used Features front cover, back cover, spine inserts, two back and two front inside pockets Gap Freea? ring design prevents gapping and misalignment of rings. Pages lie flat against back cover for easy index visibility. It creates an "instant desk" by folding cover back for a smooth, flat writing surface.