Office Depot® Black Heavy-Duty 4" D-Ring View Binder Is Made Of Non-Stick Polypropylene For Reliable Use. Corrugated Cardboard Adds Strength And Durability. View Binders' Wide Front And Back Binder Panels Help Prevent Damage To Contents. Designed To Fully Cover Standard Dividers And Sheet Protectors. The 4" Rings Are Built For An Oversize 880-sheet Capacity.
