"Package content: You will receive 10 plastic s, including 8 different colors of blue, yellow, green, purple, pink, red, orange, and khaki, and 2 s with black borders. The colors of different categories are different. ; You can organize files according to translucent colors and label pockets. ^ Large capacity: The plastic expandable is 14 x 11 inches, which is larger than ordinary A4 letter size, and can be expanded to 2.8 inches. With a large capacity of 800 pages, it is suitable for the size of paper and file managers; it is convenient to carry in schools, homes, offices, and hospitals. Of large books and documents.^ Durable material: The plastic document wallet is made of thick polypropylene, which is tear-resistant and waterproof, and is not easily damaged or deformed; equipped with metal reinforcement buckles and fabric edges, it is reliable to use and is very suitable for long-term storage of your important documents.^ Snap closure and label pockets: plastic s are designed with snaps and label pockets; plastic envelopes with snaps can hold important documents, and the s have pockets for labels to easily distinguish your files.^ Wide range of applications: The extended can be used for daily use such as school subjects, office documents, large-size notebooks, stationery, travel goods storage, business trip documents, art collection boxes, important papers, plastic fillers, etc."