Great way to transport files out of the office. Closed sides keep papers secure. Thumb cut for easy access to documents. Back tab is 1/2" higher than front for indexing. 11 pt. Manila stock. File Folder Type: Expanding; Jacket; Global Product Type: File Jackets/Sleeves/Wallets-Expanding;File Jackets/Sleeves/Wallets-Jacket; File Jackets/ Sleeves/Wallets Type: Expanding;Jacket; Size: Letter.