As one of its daily deals, Best Buy offers the SanDisk 32GB Extreme USB 3.0 Flash Drive (pictured), model no. SDCZ80-032G-A75, for $19.99 with free shipping. That's the lowest total price we could find by $8. It features transfer speeds of up to 190MB/s.

Also available is the SanDisk 64GB Extreme USB 3.0 Flash Drive, model no. SDCZ80-064G-A75, for $34.99 with free shipping. That's the lowest total price we could find by $10. It features transfer speeds of up to 190MB/s. Both deals end today.