With these Smead Expanding Files you can organize any project easily and conveniently. Put all of your important documents and work files separately but also in one place! Made from durable polypropylene, these expanding files are waterproof, tear-resistant and acid-free. They will never lift ink from your printed documents! Choose between the 12-pocket or the 13-pocket designs – both have a 7/8’’ expansion size and come with colored tabs inserts that will help you organize your files alphabetically or monthly. Prefer a black file or want a modern green, blue or purple color? We have all of these products below, always at a great price!