WHAT YOU GET - 1 Black 13 Pocket Expansion Folder. Size: 33*24*3.5cm/13*9.5*1.4 inches, can store letters, A4 paper, documents, invoices, contracts and plain US paper, can hold up to 200-400 sheets. File clips are easy to carry and fit into backpacks, briefcases, suitcases, etc. DURABLE AND WATERPROOF - These file manager extension folders are made of high quality PP which is strong and flexible, tear resistant and super durable. Water and moisture resistant materials keep your important documents clean. EXPANDABLE POCKETS WITH LABELS - The folder gram has 13 expandable individual pockets to neatly sort different files into sections, with label inserts so you can label each file and easily find it to help you organize All files will not be messed up. SECURE DESIGN - Our folder organizer features a flap with elastic cord closure to keep your files safe and secure during transport, allowing you to take your files with you wherever you go. Versatile - Our accordion folders are perfect for organizing utility bills, invoices, letters, A4 paper and other documents. Perfect for school, office, home use, or as a perfect gift for teachers, students, doctors, engineers, designers, researchers, salespeople and more