Licensed and unlicensed bikers who are physically fit and sufficiently trained are allowed to take part in the competition. Bikers must be 16 years old in order to take part in the 51 km course and 18 years old to take part in the 90 km courses. By registering for the race all bikers confirm to be in possession of a medical certificate. If they haven’t got a medical certificate they can be disqualified. Participation in these events is entirely at one’s own risk.