The Daeheung Laminated 3-Hole D-Ring Binder is an office file designed for systematic A4 document organization. With a generous 9cm width, it securely stores large volumes of documents, and the D-ring structure makes it easy to flip through or add pages. Made from durable laminated material, it is perfect for long-term document storage. It features a side index label for easy identification and a clean black exterior that helps keep offices or studies organized.