This deal has ended.
Buy.com now has the Kingston 4gb Mini Migo USB Drive (model DTM/4GBKR) for $19.95. This is a colorful (dark blue) mini USB drive that you can take with you and use with any computers to back-up or transfer files. Shipping is free, and there's no sales tax (except CA, MA, MD, TN). Plus, new Google Checkout users can get an additional $10 discount.