Helps Organize and Streamline These letter-sized Manila file folders will help organize and streamline your important documents and paperwork. Great for storing bills, receipts, invoices, recipes, letters, and more. File folders fit perfectly in most filing systems. Letter-Size Letter-sized file folders let you file larger documents without folding your paperwork in half. 1/3-cut tabs are in assorted positions to make viewing and identification more efficient. 150 Folders Per Box Manila file folders are packed in a convenient box of 150.