Storex DuraGrip Binder, 1.5-Inch, O-Ring, Hard Poly, Assorted Colors, Case of 4 (22427B04C) This binder has a unique combination of hard plastic and soft rubber grips rubber bumpers protect from schoolbag tosses and workplace drops Rugged build wont split or crack Quick change label holder makes updating quick & Easy Capacity: 350 sheets; Case of 4 - assorted colors