Cardinal® - CRD65361C20 Durable, heavy-duty, 1" ring card file binder keeps 200 business cards organized and within easy reach. View up to 20 cards at one time. A-Z index and 10 nonglare vinyl card pages are included. Binder can be expanded to its 600-card capacity by adding 20 pages (sold separately). Binder offers sewn vinyl construction, two inside pockets, a pen loop for convenience, brass corners and 1" round rings.