MATERIALThe is made of high-quality PP (polypropylene) material. Durable, waterproof, non-toxic, odor-free, and environmentally friendly, it will not crack or deform even after long-term use. .CAPACITYThere are 13 separate pockets in the extended file storage bag, which can hold about 2000 A4 sheets of paper. Keep your business documents, vouchers, papers, student files, cards, receipts, and coupons neat and orderly. Save a lot of space in your home, office, and school. .UNIQUE DESIGNThe expansion is simple and stylish. The colorful compartment design looks beautiful and easy to distinguish. The label design classification design makes it easy to get a clean business life. The ID bag is equipped with a closeable button design, easy to carry, and has a user-friendly pen holder design. .EFFICIENT WORK The file box is extensible, it can store a large number of files, no longer worry about the file chaos and can not be quickly found, the accordion is equipped with a compartment label classification design, which is easier to find, which can save a lot of time and complete the work quickly and efficiently. .100% SATISFACTION GUARANTEE If you have any questions about ActFaiths file folders, please feel free to contact us. We will provide you with a 100% satisfactory solution within 24 hours. thank you for your support .