10 PCS : Horizontal and Vertical file bag with String Fastener Closure, easy to open and carry, and can help you to find out the documents easily, and help to keep contents secure. Set of 10 Kraft Paper File Bags FILE ORGANIZER : A4 envelope folder storage helps in storing notes, portfolios or other important papers in the single folder. You can close it easily as it comes with stud wallet closer WIDE APPLICATIONS : Perfect for daily use, such as school subjects, office documents files, traveling A4 files and business cards. A great A4 envelope document holder help you organize papers, memos, photos, letters, and forms at home, the office, school, or on the go PORTABLE : Lightweight make it convenient to carry, could put it into the backpack, briefcase, bag, also can hold it on your hand. Envelope File Folders is for the secure storage of your documents at school, home and traveling MATERIAL: Made of high quality thick kraft Paper, sturdy and Tear Resistant, thick, moisture proof, they are very durable, archival quality envelopes are perfect for long term storage.