This heavy-duty reference binder from Avery is perfect for storing all your important documents whether you're a student, a professional, or just like having things in place. It fits letter-sized, three-hole punched pages, it also includes wide front and back panels designed to cover standard dividers and sheet protectors. | Avery 1-1/2" Heavy-Duty One Touch D-Ring Binder (AVE79-991) - Black