View binder features clear, nonglare overlays on front, spine and back for easy customization on all three sides. Use free online templates to customize. Acid-free poly material will not stick to cover inserts or materials stored inside. Archival-safe quality is ideal for all documents including photographs. Nonlocking, steel round rings mounted on the spine feature dual opening and closing triggers. 3" capacity holds 625 letter-size sheets. Hidden-rivet construction provides a clean, professional appearance. Store unpunched materials in the horizontal pockets on the inside front and back covers. Each pocket holds 40 sheets. Design also features a sturdy chipboard core. Binder is made with a high percentage of recycled content.