Amazon offers Prime members the Lexar 64GB JumpDrive S50 USB Flash Drive in Purple, model no. LJDS50-64GABNL, for $11.89 with free shipping. (Non-members can spend $49 to bag free shipping; otherwise, shipping costs $8.35.) That's a buck under last month's mention and the lowest total price we could find by $7. It features a sliding cover and antimicrobial protection.