Here is another round of Windows 7 themes. Please read the instructions provided by the theme author to learn how to use it. Often the author provides links to wallpapers, icons etc. which makes it possible to achieve the exact look as shown in the screenshot. These needs to be downloaded and applied separately or using separate tools, some of which has been previously discussed here.
Also checkout the June and May collection and previous collection of Windows 7 themes – Part 1, Part 2, Part 3, Part 4.
8 Skin Pack 3.0
Elemental: Snow
Lion Skin pack 6.0
SLAVE for Windows Seven
Ubuntu skin pack 5.0
WP7 VS
Zetro VS
Catalyst
Chill Visual Style
Cur7ed RC1 Visual Style
I am using Skin Pack 3 since last month and now planning to switch WP7 VS, it's really impressive!