Apol is an awesome theme only for Ubuntu 14.04 LTS
Apol is a mix of Elementary OS desing, latest version of OS X (Yosemite)
Apol-Y Is an Awesome Icon Theme inspired on OS X Yosemite. Here an Mix of Elementary OS Freya Icon theme and some others icons of OS X Yosemite. Enjoy!
Only for Ubuntu 14.04 LTS or Higer!
Both Themes can be found at Gnomelook by following the links below.
Apol GTK Theme: http://gnome-look.org/content/show.php/Apol?content=170789