Wilson Jones Heavy Weight Casebound Round Ring Binder, 3 Ring, 2 Inch Capacity, 9.5 x 6 Inch Sheet Size, Black (W345-42) Black vinyl casebound binder Reinforced with heavy weight board that stands up to the toughest use Heavy-duty round ring mechanism holds contents tightly in place Outside centers of 7 Inches Group, label and access documents when you need them