Stylish tough binder with front view window offers a unique combination of hard plastic and soft rubber. Rubber edges provide an ergonomic grip. Rubber bumpers protect the DuraGrip Binder from drops and impacts. Rugged construction won't split or crack. Window design lets you quickly changes labels from the inside without removable parts or flimsy vinyl holders. 2" D-rings hold up to 540 sheets. PVC-free, BPA-free binder also includes an interior pocket for storing loose sheets.