Attach this USB drive to you key chain and you will always have a place for data with you. The LaCie MosKeyto is one of the smallest USB drives in the market. It probably cannot get any smaller because of the actual form of the USB connector. The drive is available in 4 GB and 8 GB capacities. LaCie has been making reliable storage devices since 1987. They also manufacture many other models of desktop and mobile hard drives. Their USB drives are very innovative, many of them developed by designers like Constance Guisset, 5.5 Designers, and Philippe Starck.