EarlyBird final sprint at the XTERRA O-SEE Challenge 2026

You only have until May 31st to register for the XTERRA O-SEE Challenge at the lowest price. After that, the entry fees will increase – so take advantage of this opportunity and secure your starting place at the Early Bird price!
Register now and become part of an unforgettable race weekend!

To make registration even easier, we continue to offer our O SEE Flex Ticket. This gives you added security should your plans change at short notice.
You can find all the information about the Flex Ticket here:
O-SEE Flex Ticket