UbuntuStudio Icon Theme is, as its name suggests, an icon theme made for Ubuntu Studio, a distribution dedicated to the professional editing of sound and video.
In these icons, the main color is blue and not orange as in the original Ubuntu. You could even say that the folders hold a certain likeness to the icons of Windows Vista.
If your icons are boring, you might enjoy trying UbuntuStudio Icon Theme.
Requres Android 4.0.3 or higher