10 Pack Binder Folders with Pockets 11 Holes Expandable Dividers for 2/3/4 Ring Document Pouch with Velcro Button & Label Loose-Leaf Transparent Binder Organizer for School Home Office

["The pocket folder size is 12.1'' x 9.6''(30.8cmx24.5cm), and can be expandable to 0.8''.The folders have a three-dimensional design with more space inside to carry more materials.large enough to hold at least 200 A4 pages/letter-size paper.Surcotto's extendable folders file wallets could help you easy to carry large books and documents."]