Add documents to fastener folders without punching them. Handy, clear pocket adjusts to fit either letter- or legal-size folders. Expands to 3/4" and is die cut for easy access. Made of waterproof, tear-resistant, super-durable polypropylene. Acid-free, archival quality. No toner transfer from important documents. Prepunched for use in fastener folders. File Jackets/ Sleeves/Wallets Type: Retention Jacket; Material(s): Polypropylene; Height: 14 in; Width: 9 in.