Extra-wide cover for use with top-loading sheet protectors and extra-wide dividers. Crystal clear overlay enhances custom inserts on front cover, back cover and spine. Nonstick, archival-safe material won't lift ink or toner off of printed pages. One Touchâ mechanism lets you open, close and lock your binder in one easy step. Easy Insertâ feature helps you place and remove personalized spine inserts quickly and easily. Gap Freeâ feature prevents ring misalignment so pages turn smoothly. Locking EZDÂ Ring holds up to 50% more than same size round rings (20% more than slant rings). Back-mounted rings allow pages to lie flat. Four inside pockets store unbound materials for improved organization. Exposed rivets on spine.