As one of its daily deals, Best Buy offers the SanDisk Ultra 128GB USB 3.0 Flash Drive, model no. SDCZ48-128G-A46, for $29.99 with free shipping. That's tied with our mention from a month ago and the lowest total price we've seen. (It's also a current low by $22.) It features read speeds of up to 100MB/sec. Deal ends today.