Reference binder features a distinctive, embossed texture and two-tone cover material with contrasting, inside black lining. Slant-D locking rings with comfortable GelTab triggers hold up to 25 percent more pages than standard round rings, and are angled for smoother operation. Back-mounted steel rings provide a clean, professional spine and reduce wear. 4" capacity holds up to 890 letter-size sheets. Binder also offers exposed rivets, a sturdy chipboard core, heavy-duty construction and inside front and back pockets to hold loose documents. Each pocket holds 40 sheets.