Storex DuraGrip O-Ring Binder, 1-Inch, Hard Poly, Assorted Colors, Case of 6 (STX21427B06C) This binder has a unique combination of hard plastic and soft rubber grips Rubber bumpers protect from schoolbag tosses and workplace drops Rugged build won't split or crack Quick change label holder makes updating quick and easy; Holds 450 sheets Capacity: 200 sheets; Case of 6 - red, white, blue, and black (colors may vary)