Walmart offers the PNY Turbo Plus 128GB USB 3.0 Flash Drive, model no. P-FD128TBOP-GE, for $29.49. (Amazon charges the same with free shipping for Prime members.) Opt for in-store pickup to dodge the $4.97 shipping charge. That's a buck under our mention from two weeks ago and the lowest price we could find by $3. It features read speeds of up to 190MB/s and writes speeds of up to 130MB/s.