A quality promotional item such as the Mini Key Metal 1GB USB Flash Drive is the perfect event invitation. Not only does it provides the function of storing data, transferring data and designed with small size, waterproof, high-performance chip, plug-and-play, USB 2.0 interface, capacity 1GB, multiple protection, key chain USB, electromagnetic proof, durable data storage, but it will also create a positive memory of your company brand and serve as an event reminder.