When you register, you can choose to make (or not) a donation of the amount of your choice (1 € per 100 km of car is an average) for the carbon offset of your trip. The sums collected, supplemented by a donation from our association, will be donated to the Conservatoire des Espaces Naturels d’Alsace.
If non licensed (triathlon only), please complete the form triathlon Obernai Benfeld 2023 (en). It should be uploaded during the internet registration.