Features:1¡¢Portable Design: The expandable desktop folder has a portable design, which is convenient for you to carry at any time 2¡¢13 Layers: The organ file bag has a large capacity of 13 layers, which can effectively and conveniently store test papers of different subjects 3¡¢Vertical Storage: The folder test storage bag adopts a vertical storage design, which can be easily put into a school bag 4¡¢Double Buckle: The expanding file folder has a double buckle designs and A4 size, which can be used with confidence 5¡¢Plastic Material: The file folder is made of plastic material, which is wear resistant and durable, and has a long service lifePackage included:1 x Organ File Bag