When it comes to external hard drive enclosures ICY DOCK is a name you should know. They have been making enclosures for quite some time now. Their enclosures are always quality-made and have sleek designs so you are not ashamed to have them sitting on your desk. The enclosure we are taking a look at today is no different. The MB559U3S-1S is a single-bay enclosure that not only is ultra thin, but also features two of the fastest connections available, USB 3.0 and eSATA. Read on as we take a look!