Walmart offers the PNY Mini Attache 16GB USB 2.0 Flash Drive, model no. P-FD16G/MINI-EF, for $10.84. Shipping adds $1.97, or opt for free Site-to-Store. Even with shipping, that’s $0.80/GB, $5 under our August mention, and the lowest total price we could find by $6. Sales tax is added where applicable. This flash drive features a swivel cap.