A serious high-altitude ultra crossing four cols above 2,500m. Qualification is enforced — runners must prove they have the experience to finish safely.
Alpine singletrack, exposed ridges, two glacier traverses. Self-sufficiency required between aid stations.


Mandatory gear checks at start, 60K, and 95K. Poles permitted. ITRA Performance Index 600+ required for entry. Manual review for 500-599.
60% refund until 90 days before. Transfers allowed until 45 days before.
Bib transfers to another runner are not permitted for this event.
After race day, finishers can share their experience here.