Pressboard Hanging Binder, 2 Posts, 6" Capacity, 9.5 X 11, Blue | Bundle of 2 Each - Walmart.com
Amazon.com : Magnetic 3 Ring Binder Locking Mechanism for Hanging 8.5 x 11 Inch Sheets of Paper – 3 Rings – 1 Inch D Shaped Rings – 5S Visual Aid : Office Products