- High quality material: Our file folder is made of environmentally friendly paper that is acid free, PVC free and archival quality, helping protect documents from deterioration and ensuring long term durability. - Expanding file organizer with waterproof cover: The expanding pockets provide scalable capacity for organizing documents, while the waterproof cover shields contents from moisture and is easy to wipe clean. - Key benefits: Protects documents from acids and moisture, archival quality for long term storage, durable and easy to maintain. - Function and design: Flexible expansion allows you to store multiple categories in one file, with simple access and reliable structure. - Applications: - Office: organize client files, contracts, and reports in a single accessible system. - Home: store tax records, warranties, receipts, and important personal documents. - Travel or field work: keep essential papers dry and organized on the go.