The Large capacity multi-function folder is perfect for carrying your loose A4 papers and documents or even your loose stationery items. the outer poly material is water-resistant. High quality workmanship, simple and stylish, powerful waterproof large capacity multi-function folder It's A4 size It has durable plastic construction to protect your pages inside. Material: PP Product Show We are the dependable choice for essential office supplies that are of great quality and value.