The MMS02 is a military-grade external 2.5" drive enclosure with USB 3.1 Gen 2 capability. Its beautiful all-aluminum and surprisingly svelte protective enclosure is certified for IP68 standard so it is dust proof and water resistant. Despite the extraordinary durability, there are no sacrifices in performance as the MMS02 supports UASP in addition to its already speedy USB 3.1 Gen 2 interface. If you are looking for a stylish enclosure that can protect your drive in the harshest environment possible, the MMS02 is the one to get.