How many special helmets has Jenson Button worn?

Our archive records 1 special race helmet for Jenson Button between 2009–2011, plus 1 season design. Every entry links to its sources.

Formula 1 driver

Jenson ButtonHelmets 2009–2011

2011 · Japanese

McLaren

charity

2009 · Season design

Brawn

season design

How many special helmets has Jenson Button worn?: Our archive records 1 special race helmet for Jenson Button between 2009–2011, plus 1 season design. Every entry links to its sources.
Which races has Jenson Button run a special helmet at?: Japanese Grand Prix 2011.