BuyDig via eBay offers the Lexar JumpDrive TwistTurn 16GB High Speed USB Flash Drive 4-Pack in Black/Silver, model no. LJDTT16GASBNA, for $19.99 with free shipping. That's $5 per flash drive, tied with last week's mention, and the lowest total price we've seen. (It's also a current price low for this quantity by $8.) It features an LED activity light and hinged jacket.