In determining the athlete's age, the calendar year is taken as basis, regardless of the month and day. The age category is determined based on the difference between the year the organization is held and the year the participant was born.
All participants must wear a helmet in accordance with the rules. All helmets must comply with DIN 33954, SNEL and/or ANSI safety standards. Athletes must wear helmets not only during the race but also throughout the organization.
The Bib number must be visible on the back of the athlete's jersey, on both sides of the waist area.
The bicycle Bib plate must be attached to the seat tube under the seat.