The QuickFit® PRO binder features a single touch Pin-Lock® gap free locking D-ring making it easy to open, close, and load paper, while keeping your documents secure. Utilizing the unique QuickFit® overlay design allows you to use a single sheet of paper to create a custom insert that wraps around the spine to the front cover for easy insertion and quick identification. A second 8.5" x 11" sheet can customize the entire front cover. The space saving, double-hinged cover takes up less space on a shelf. Ink transfer resistant, clear overlay and interior front and back cover pockets. Constructed from commercial grade heavy-duty polypropylene material for frequent reference and longevity. Deluxe Antimicrobial-Treated Cover—Minimizes the potential for mold and mildew to develop on the binder. Binder Type: Ring; Binder Style: View; Binder Size Capacity: 2"; Binder Sheet Capacity: 450.