PRODUCT SIZE: A4（9"x 13"）（24*34cm）can hold A4 paper or letter；& Each Pack - 6 * File Bag (Black ) HIGH-QUALITY MATERIALS: This Mesh Zipper Pouch is made of high-quality and durable PVC material. It is thicker than similar products on the market ,and can support heavy objects , convenient, not easy to break, moderately sized, making it easy to find your files.These bags are water and dirt resistant and easy to clean.: WIDELY USED FOR STORAGE: The plastic bags are easy to carry, can keep your belongings in order, and help you organize the sundries. They are a good partner or tool in your daily life or office and can save your files, documents or papers, board games storage, class organization, office supplies, puzzles,travel storage, art supplies, cosmetics, bills, receipts, and more. STORAGE IS EASIER: This zipper pouch is easy to carry, suitable for travel, materials and documents, it can be folded and can be easily placed in a suitcase or suitcase. Is easy to carry, suitable for travel, saves important materials and documents, it can be folded and can be easily placed in a suitcase or suitcase. zipper pouch