Size13.5*9.5",this colored zipper pouch is suitable for document storage of letter size / A4 size. The zipper bag is made of high-quality and environmentally-friendly PVC material. The grid-like material is more sturdy and thick, which can effectively prevent ash and moisture, and better protect the items you store. Product Features: The zipper bag has the right transparency to prevent your privacy from being leaked without obstructing your identification of the items stored therein.