Today only, until 7 ET, Best Buy offers the Hip Street 64GB USB 2.0 Flash Drive, model no. HS-USB01-64GB, for $39.99 with free shipping ($0.62/GB). That's the lowest total price we could find by $45 and one of the best prices we've seen for a 64GB USB flash drive. Sales tax is added where applicable. It features a waterproof shock-resistant case.