Keep your notes and documents together in this economical organizer. Release trigger-equipped steel ring mechanism is a snap to open and close. Reinforced ribbed cover seams deliver extra strength without compromising flexibility. Convenient inside pockets store loose and/or regularly referenced sheets. Maximum Capacity Range ("): 3 in; Sheet Capacity: 450; Color(s): Black; Binder Sheet Size: 8 1/2 x 11.