Modern football is a hugely lucrative business, with the top players able to earn staggering amounts of money during their careers.
With regards to overall earnings, Lionel Messi and Cristiano Ronaldo continue to be the highest-paid football stars in the world.
The pair have dominated the sport for more than a decade now and are extremely well rewarded for their on-field efforts.
A significant proportion of their income comes from endorsements, with big brands eager to associate themselves with two of the greatest players of all-time.
Read on as we take a look at how their biggest sponsorships compare with other money-spinning deals in the sport.