BuyDig offers the Lexar 4GB JumpDrive FireFly USB 2.0 Flash Drive 3-Pack in White, model no. LJDFF4GBASBNA, for $19.95. Coupon code "CYBERMON2" drops it to $14.95. With free shipping, that's $4.98/unit ($1.25/GB) and the lowest total per-unit price we've ever seen for this drive. Coupon expires December 12.

Don't want three? BuyDig also offers a 2-Pack for $11.95 with free shipping after the above coupon.