Flat UI Free is licensed under a Creative Commons Attribution 3.0 Unported (CC BY 3.0) (http://creativecommons.org/licenses/by/3.0/).
You are allowed to use these elements anywhere you want, however we’ll highly appreciate if you will link to our website when you share them - http://designmodo.com
Thanks for supporting our website and enjoy!
Links: http://designmodo.com/flat-free
ATENTION! Buy Now Premium version of Flat UI! - http://designmodo.com/flat/
Sergey Shmidt
Sergii Iurevych
Flat UI Free is made using the Lato typeface, which can be downloaded for free here: http://www.google.com/webfonts/specimen/Lato