Expansion file folder,letter size multi-layer folder data storage bag

1. Expanding file folder, suitable for paper and letter size, standard documents and filing.
2.Expandable file folders can hold a large amount of paper, much more than a single file folder.
3.Flap and cord closure for added security
4.Durable, one-piece construction protects your work .
5.Store utility bills, invoices and other documents. Ideal for school, work, or home.