Newegg offers the Corsair 128GB Flash Survivor Stealth Waterproof USB 3.0 Flash Drive, model no. CMFSS3B-128GB, for $51.54. Coupon code "EMCRERE57" drops it to $40.99. with 99 cents for shipping, that's the lowest total price we could find by $10. It features aircraft-grade aluminum housing and is waterproof up to 660 feet.