The Puma custom font is called Nature of Believing. You will not find the official font anywhere.
See
http://www.dafont.com/forum/read/226989/what-font-is-this for more info
See
http://www.dafont.com/forum/read/172027/what-is-font-help-me-please for where to find unofficial fonts
Carattere Identificato: Nature of Believing
Fuso orario: CEST. Ora sono le 21:55