Materials: This document folder is made of high quality kraft paper, sturdy and tear resistant, thick, moisture resistant, perfect for long term storage.Multiple uses: Ideal for storing business invoices, file, contract, important office documents, school, conference etc. .Document Bag: This folder with with buckle line which easy to open and close the file so that it won't slip out of the mail folder and can hold a lot of paper, and also protect your files from the loss.Dimension: 34*24*3.5cm, large capacity, large enough to store more documents.Perfect gift: It is a good birthday/Christmas gift for school, office, sending Christmas cards, greeting cards, invitations, announcements, cards etc. .