Samsung Portable SSD T3 External Solid State Drive: 500GB for $159.99, 1TB for $299.99

This compact and featherlight external SSD delivers big storage and blazing-fast speeds in a supremely portable design. It's about the size of a business card and offers data transfer speed of up to 450MB/s. It also features a shock-resistant metal exterior, internal support frame, and 256-bit hardware encryption.