1.portable expanding file folder, great for keeping your files organized,Ideal tools for teachers, students, doctors, engineer, designer, office worker who looking for a nice tidy workspace 2.Folder measures:33*24cm,Ideal for portable filing, desk filing and shelf filing,Fit for letters, A4 paper, documents, invoices, contracts and regular US papers8.5" x 11", maximum 150-200 sheets of paper. 3.Equipped with7 clear exandable pockets for maximum file storage and come with customizable tabs, you can label each file and find them easily. 4.Made of high quality poly,durable, PVC-free,waterproof and tear-resistant.Features a protective cover flap secured by an elastic cord and button closure to keep your files safe. 5.Unique design with two little inside pockets for business cards,fashionable diamond pattern and convenient to Carry around.Perfect for kids to store all of their loose home school paperwork.