TOMS is a company that make shoes, with a twist. The twist is that for every pair of shoes that is bought, a pair is given away to someone in need, like in Africa were so many go without protection for their feet.
As far as I know Natalie isn’t involved with the company but she is a client, if this article is to be believed.
And it has become hip to wear TOMS shoes, with actresses Natalie Portman and Liv Tyler, among others, as clients.
Check out their website over here.