A4C offers the refurbished SanDisk 64GB Cruzer Glide USB 2.0 Flash Drive, model no. SDCZ60-064G, for $19.95 with free shipping. That's a buck below our May refurb mention and the lowest total price we've seen. (It's also $14 under the best price we could find for a new one.) It features password protection and 128-bit file encryption, Deal ends August 31.

Note: A 90 day A4C replacement warranty is supplied.

Update: The price has dropped to $18.95.