Check the post link below for screen shots and analysis
Late last week, I discussed Microsoft's revelations about the changes to Windows Explorer in Windows 8, noting that Rafael Rivera and I had previously and exclusively revealed that Explorer would include the ribbon UI that's also used in Office 2010 and Windows 7's Paint, WordPad applications, as well as several Windows Live Essentials applications. In that original look at Explorer, I noted that Microsoft has minimized the ribbon in its Explorer screen shots and the accompanying video, so there wasn't much to see beyond the existence of a Quick Access Toolbar. But this week, Microsoft opened the Explorer kimono a bit more and showed off the final design of the ribbon UI in Windows 8's Explorer.
Here it is