SanDisk Ultra Fit CZ43 64GB USB 3.0 Low-Profile Flash Drive for $19.99 after promo code EMCAXNT27. Shipping is $0.99 for a total of $20.98 shipped. Here is a screenshot for reference. It features high data transfer speed at up to 130MB/s. It is very compact and low-profile such that it can just stay put in the USB port. Most places have it for over $30.