PP MATERIAL: The document bag is of PP plastic, which is to and aging, and has a long service life.,EASY : Snap button design document pocket for easy opening and closing, saving when izing documents.,TRANSPARENT DESIGN: The transparent file bag is convenient for viewing from the outside, will not be lost at will, and is highly practical.,GOOD : The document bag has good and function, effectively the internal documents.,MULTIPLE USAGES: With patterns, often to store stationery such as test s, A4 documents, etc., with wide applications.x PigA4 File