The PPA International DiscArmor III Aluminum 3.5" SATA Hard Drive Enclosure USB 3.0 with 5.0 Gbps data transfer is the ultimate in external hard drive enclosure technology. It is perfect at home, in the office or on the road. DiscArmor III enclosure is engineered to maximize hard drive performance while minimizing hard drive noise. This is all achieved through PPA's vibration-free design and "Stay Cool" side mesh panels that allows for maximum air flow throughout the enclosure, thus ensuring a cool hard drive at all times. The sturdy aluminum construction assures to use, while the sleek, ergonomic design with its attractive black satin finish provides the finishing touches for the ultimate hard drive enclosure.