Amazon offers their Prime members the Patriot 32GB Supersonic Xpress USB 3.0 Flash Drive, model no. PSF32GXPUSB, for $19.99 with free shipping ($0.62/GB). That’s the lowest total price we could find by $6 and within a buck of the best non-rebate price we’ve ever seen for a 32GB USB 3.0 flash drive.