High quality material and long lasting protection Our file folder is made from environmentally friendly paper and is acid-free, PVC-free, and archival quality. This combination helps protect your documents from deterioration and provides durable, reliable storage over time. Expanding organization with waterproof protection The expanding file organizer adapts to growing document loads. It features a waterproof cover that shields contents from spills and moisture, helping to keep your papers in good condition. The surface is easy to wipe clean for quick maintenance. Clear performance for daily use Designed to keep important documents organized and accessible, with materials and construction focused on durability and protection. The combination of archival quality paper, acid-free and PVC-free standards, and a waterproof, easy to clean cover supports consistent performance in everyday filing tasks. Use scenarios - Home office or business: store tax documents, contracts, receipts, and reports in a single organized location. - School or student use: organize handouts, assignments, notes, and transcripts for quick reference. - Travel and personal records: keep travel itineraries, medical records, and other important paperwork protected while on the go. Attributes at a glance - Material: environmentally friendly paper - Properties: acid-free, PVC-free, archival quality - Cover: waterproof, easy to wipe clean - Function: expanding file organizer for growing document loads - Performance: durable protection for important documents - Capacity: expands to accommodate more contents as needed