Examples of websites using
Air
('Air' is a geometric, sans-serif font designed by Dan Jones and released by Linotype in 2011. It is available in multiple styles with various weights and matching italics)
with
Avenir
(Avenir is a sans-serif font designed by Adrian Frutiger and Nadine Chahine, released by Linotype in 1988. It features clean and modern letterforms and is available in multiple weights and styles)
