Bestbuy offers SanDisk - Ultra Fit 128GB USB 3.1 Flash Drive - Black for $14.99 (orig. $21.49). Free shipping on orders over $35.

Product Description:
Store data on this 128GB SanDisk Ultra Fit USB flash drive. The low-profile casing prevents damage by keeping it snug to the port, making it a great fit for use with tablets, laptops and game consoles. This SanDisk Ultra Fit USB flash drive uses USB 3.1 technology to deliver up to 10 times the transfer speed of older drives.

• 128GB storage capacity
  Offers ample space for photos, videos and more.
• USB 3.1 interface
  For a fast connection. Backward compatible with USB 2.0.
• High performance and fast sustained data transfer rates
  Up to 10 Gbps (using USB 3.1) for quick and efficient file backup.
• Portable design
  Measures just 1.2" long and is less than half the width of a business card for taking with you on the go.
• Access your USB drive content online with Flashback™ (1-year free trial included)
  Flashback automatically creates a copy of the files on your USB drive online so you can access them even if your drive is lost or left behind.
• SanDisk SecureAccess software
  Helps keep your files protected.
• Hot swappable
  Allows easy connection without having to reboot.