Should your requirements for USB Packaging require a more bespoke approach there are a number of suppliers to sound out when your needs are more specific.  It is possible to produce multi functional USB packaging that has the facility to hold more than one type of media including booklets and discs.  These can be produced in a variety of shapes, sizes and genres together with a choice of resources including plastic and card. Internet searching can lead you to a wealth of USB packaging suppliers that specialize in unique and designer products who will be able to assist you on a professional level.