Ends 5/28 at 10PM PT. Best Buy has the SanDisk 256GB Ultra Fit USB 3.1 Flash Drive (Black, SDCZ430-256G-A46) on sale for $19.49 with free in-store pickup or with free shipping with My Best Buy (free to join). The 128GB model (‎SDCZ430-128G-G46) is $14 at Amazon.