Costco is offering their members the SanDisk Extreme V1 1TB External USB C Portable SSD, model no. SDSSDE60-1T00-AC, for $99.99 (regularly $149.99) with Free Shipping for a limited time.

Amazon has the SanDisk Extreme V2 500GB USB-C 3.2 Gen 2 Portable SSD for the $89.99 and the 1TB Drive for $159.99 with Free Shipping for a limited time.

The rugged SanDisk Extreme Portable SSD V1 delivers high-speed transfers with up to 550MB/s read speeds while V2 offers up to 1,050MB/s read speeds. Both models are 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 (v1) or 3.2 (v2) Type-C connector and also includes a USB Type-C to Type-C cable and a Type-C to Type-A adapter.