Business Source Hanging File Pockets, 3.5" Exp, Ltr, 10/BX, Green (BSN17715) Box of 10Hanging pockets conveniently store large amounts of paperwork. File provides easy access to your documents and is great for items that need to be frequently removed from the file drawer. Accordion style pocket effortlessly expands to fit more documents. It expands up to 3 1 2". General Information Manufacturer: Business Source Manufacturer Part Number: 17715 Brand Name: Business Source Product Name: Hanging File Pockets Marketing Information: Hanging