Describe: 1. The folder's full-size flexible flap and cord closure provide extra security. To access stored items, simply fold the flap back. When you're done, put the flap back on top of the folder and use the cord clasp to secure it in place. 2. Our accordion folders are made of high-quality (PP) material, which is and not easy to break or deform. It is very stable and waterproof 3. The file manager separates files for each slot and organizes them in a good way. 12 pocket expandable folders, expandable feature allows it to hold approximately 2000 sheets of A4 paper. 4. Our extension folder is designed with 12 expandable pockets, perfect for sorting all your different files neatly. Everything is in order, say goodbye to chaos Material: PP Size: 13*9.4/33*24CM Number of pockets: 12 layers List: 1*Expanding File Folder