3 intervals with 4 challenges. 15-30-45 and 60 seconds in zone 5 followed by 1 minute in zone 4 with recovery in between
3 intervals with 4 challenges. 15-30-45 and 60 seconds in zone 5 followed by 1 minute in zone 4 with recovery in between
Music here: https://www.mixcloud.com/anders-hansen-djurhuus/pushing-the-limit-2/