The EagleTec Nano USB Flash Drive gets a little competition from LaCie. Measuring less than 20mm and weighing in at 10 grams, the Lacie MosKeyto ($18-$28) is an ideal solution for securing your files and taking them with you wherever you go. The Moskeyto is available in a 4GB and 8GB model and comes standard with a protective sleeve and an extra 4GB online storage from Wuala.