article_snippet: Regulations for the new season state that a driver must stick to the same helmet design for the entirety of the campaign.
article_snippet: the FIA the FIA installed the new regulation for drivers to be easily identified by the sport's fans and track-side spectators.
article_snippet: The controversial ruling was however, branded a 'joke' by four-time world champion Sebastian Vettel who has sported various different helmet designs throughout his career.
article_snippet: Four-time world champion Sebastian Vettel has branded the FIA's new helmet ruling as a 'joke' Lewis Hamilton overcame engine problems in the morning practice session to end the day top of the timesheets .
highlights_snippet: New FIA regulations state that a driver must have the same helmet design for the entirety of the campaign .
  
highlights_snippet: Sebastian Vettel, who has sported various helmet designs over his career, has branded the new ruling a 'joke' 