Football stars are cashing in on the market for branded underwear . World Cup star James Rodriguez is the latest to launch an underwear brand . Global icons like Ronaldo and David Beckham also have their own underwear collections . Bjorn Borg . He 's famous in Asia , he 's well known in the U.S. now sells five million units a year after the tennis star pioneered the brand .
Football stars are cashing in on the market for branded underwear . World Cup star James Rodriguez is the latest to launch an underwear brand . Global icons like Ronaldo and David Beckham also have their own underwear collections . Bjorn Borg . now sells five million units a year after the tennis star pioneered the brand .