Mercedes Formula One driver Nico Rosberg of Germany puts on his helmet with a sticker in support of Marussia Formula One driver Jules Bianchi during the second free practice session of the
Mercedes: It's vital we let drivers race - Eurosport
Every race that Rosberg has used his world cup helmet, Hamilton has had a car failure in qualifying... Obviously the reason. : r/formula1
The helmet of Nico Rosberg (GER) Mercedes AMG F1 celebrating Germany's 2014 FIFA World Cup success. German Grand Prix, Thursday 17th July 2014. Hockenheim, Germany Stock Photo - Alamy
Nico Goes "Full Attack" with 2014 Helmet Design - YouTube
Nico Rosberg's black helmet was a delight to the eyes : r/formula1