PACKAGE CONTAINS: Package includes 5 pieces A3 zip file bags in 5 different zip colours. Each measures about 430 x 315 mm (16.9 x 12.4 inches). WIDE APPLICATION: Umriox zipper file folders are quite convenient for your daily use. you can use these bags to storage a various kinds of items, such as a3 document files, A3 papers, cosmetics, small traveling items and so on. Great for office school and traveling supplies. STURDY & THICKNESS UPGRADED : It made of high-quality thickened PVC mesh material, waterproof and moisture resistant (except the zipper). Thickness Upgraded to 0.33mm, thicker than the average mesh zipper bags on the market. Reinforced seam is sturdy and won't come apart by rubbing. Smooth Metal Zipper, strong and sturdy. COLORFUL AND TRANSPARENT : Customized 5 assorted zip Colors, various colors to meet your different categoies needs, simple and fashion. Translucent zipper pouch keep contents visible, makes finding documents so easy without opening your folders. HUMANIZED DESIGN - Collapsible & Soft material isn't stiff so that can easily bend or fold it for storage. Keep all of our things organized. Handy zipper with nylon strip for you to hang and carry out.