Amazon has the SanDisk Extreme 1TB External USB C Portable SSD for $189.99 (regularly $299.99) and the 2TB model for $299.99 (regularly $699.99) with Free Shipping for a limited time. Best Buy also has it for the $189.99 with Free Shipping for a limited time.
The rugged SanDisk Extreme Portable SSD delivers high-speed transfers with up to 550MB/s read speeds. The SanDisk Extreme Portable SSD is IP55-rated, which means it’s built to withstand water and dust. It is also certified to stand up to 2-meter drops. Designed to work with both Windows and Mac, the SanDisk Extreme Portable SSD is equipped with a USB 3.1 Type-C connector and also includes a USB Type-C to Type-C cable and a Type-C to Type-A adapter, meaning it will work with the PCs and Macs of today, tomorrow and yesterday.