WD Nomad Rugged Case Impact resistant Moisture and dust resistant Convenient opening for the USB cable Carabineer-ready ring Compatible with My Passport hard drives (models: WDBACYxxxx, WDBACXxxxx, WDBABDxxxx, WDBAAAxxxx, WDBABMxxxx, WDBGYSxxxx, WDBAABxxxx, WDBABWxxxx, WDBAACxxxx)This case is not compatible with My Passport Studio.