The OEM Smead TUFF Pocket Poly Expanding File Pocket is designed for durability and functionality. Made from strong, heavyweight polypropylene, it features a 3-1/2 inch expansion to accommodate a substantial amount of paperwork. The bright hues allow for effective color-coding, while the drop front panels provide easy access to contents. Additionally, it includes 6-inch high matching color gussets and rounded top corners for added convenience. This acid-free, archival-quality poly material is both waterproof and tear-resistant, ensuring the protection of your important documents.