Heavyweight poly construction provides rigid support for filing lots of paperwork. Waterproof, tear-resistant and won?t cause toner transfer. Can be used easily with your existing filing system. Drop front panel provides easy access. End tabs have embossed label placement. Archival quality. File Jackets/ Sleeves/Wallets Type: Expanding End Tab Pocket; Material(s): Polypropylene; Height: 9 1/2 in; Width: 12 3/4 in.