Please note, list listing is for a SINGLE (1 unit) SSD Cover.Blackmagic Design HyperDeck SSD Covers are designed to protect your solid state drives and help keep them organized. The videocassette-style cases fit 2.5" SSDs.Blackmagic Design"s HyperDeck series uses 2.5" SATA SSD drives as interchangeable media cartridges for capturing uncompressed HD and SD video, and these covers will help integrate those drives into your "tape library."Note! Drives not included