Billionaires aren't just extremely wealthy. In many cases, they're also pretty fashionable.
Look no further than Kim Kardashian and Ralph Lauren. Style is the basis of their careers, one of their biggest passions, and ultimately, a key to their financial successes.
But there are also people like Julia Koch and LeBron James. Fashion doesn't sit at the core of their businesses, but both are still some of the most fashionable billionaires out there.
Here's a look at the fashion worn by the above stars and other stylish billionaires like them.