Safe and secure! When it comes to security this binder has got it covered with locking No-Gap round rings that stay tightly closed without gaps. Pocket Guards hold papers securely and prevents them from falling out of the binder. PVC-free. Ideal for hanging in file cabinets. Capacity Range ("): 0 in - 1 in; Sheet Capacity: 175; Color(s): Black; Binder Sheet Size: 11 x 8 1/2.