The OEM Cardinal Sewn Vinyl Business Card File Binder CRD65361C20 is a durable, heavy-duty binder designed to keep 200 business cards organized and easily accessible. It features a 1" ring mechanism that allows you to view up to 20 cards at one time, along with an A-Z index and 10 nonglare vinyl card pages included. The binder can be expanded to hold up to 600 cards by adding 20 additional pages (sold separately) and offers sewn vinyl construction, two inside pockets, a pen loop for convenience, brass corners, and 1" brass rings.