1.[High-quality Materials] zipper pouch are made of PVC material,soft and thicker material, woven style, water resistant, foldable and durable, can last for a long time, not easy to break. 2.[Product Size] The zipper bag set included 15 packs.There are 3 size (A4/A5/A6).Our document bag can help organize documents. 3.[Zipper Pouch Design] The zipper makes it easier to take documents out. Smooth & strong zipper allows for long durability, which can also act as a lift ring to hang the plastic zip file folder on the wall. 4.[Mesh Cross Design] folder is translucent and easy to position documents. You can see what you storage inside for prevents items losing sight. Durable mesh protect the item and bag from rubbing. 5.[Widespread for Storage] This set of ziplock bags is very useful in our daily life, Suitable for children, students, office workers and other professionals. You can use them to hold various kinds of items, such as documents, paper, books and scrapbooks.