The Case it Mighty Zip Tab 3-Ring Binder in Blue offers a durable and practical solution for everyday use. With a 3-inch ring size and polyester material, this daily use binder provides ample storage capacity for all your important documents. The 5-color tabbed expanding files, inner zip pocket, handle, and shoulder strap add convenience and functionality to this zip-around binder, making it an essential tool for any office or school setting.