This is Nimbus metacity3. All needed packages for ubuntu(mint) and fedora is included. It work normaly with metacity3 or muffin window managers. But with mutter it work incorrectly. Also it support scaling. Original GTK2 version of Nimbus theme can be download here http://dlc.sun.com/osol/jds/downloads/extras/nimbus/. GTK3 version can be downloaded here http://gnome-look.org/content/show.php?content=164641. Cinnamon theme can be download here http://gnome-look.org/content/show.php?content=164642 . Extra icons can be download here http://gnome-look.org/content/show.php?content=164644 .