(Our / Their) hair is brown.
Our
(Our / Their) hair is brown.
Their
(His / Her) hair is brown.
Her
(My / Your) hair is brown.
My
(His / Her) hair is brown.
His
(My / Your) hair is brown.
Your
(Our / Their) hair is brown.
Their
(His / Her) hair is brown.
His
(Our / Their) hair is brown.
Our
(My / Your) hair is brown.
My
(My / Your) hair is brown.
Your
(His / Her) hair is brown.
Her