Durable d-ring binder offers heavy-duty, hard poly construction and a cover that resists cracking. Clear overlay on front cover allows easy customization. Pvc-free polypropylene is nonstick. One-touch, easyopen rings open, close and lock with one simple motion. Slant-d steel rings are back-mounted so pages lie flat for easy reading and marking. 1-1/2" capacity holds approximately 350 sheets. Two interior clear pockets on the front and back covers hold loose documents, and each offers a 20-sheet capacity. The pockets are made from clear, nonstick poly so the contents can be seen easily. Superlife proview ring binder includes a label holder on the spine and exposed rivets.