TRANBO PP A4 Document Bags with Front & Back Pockets, Set of 4, (Assorted Colors) TRANBO Document Bags are a stylish way to store and carry your documents. They come in A4 size and features pockets on the front and back for extra storage. Store and carry certificates, documents, stationery, and more in these document bags. Made of sturdy PP Plastic, they have a secure button closure that keeps all the contents safe and secure inside. The set contains 4 document bags in assorted colors.