Matterhorn Ultraks 2021

Matterhorn Ultraks in 2021, a running event organized in Zermatt (Switzerland) from 20 / 22 August. During the 5 races were held event. Sky (⨦ 49 km / + 3 600 m) in class RMT4 with average terrain slope 7% (G7). Mountain (⨦ 32 km / + 2 000 m) in class RMT3 with average terrain slope 6% (G6). Extreme (⨦ 24.5 km / + 2 850 m) in class RMT3 with average terrain slope 12% (G12). Active (⨦ 19 km / + 1 150 m) in class RMT2 with average terrain slope 6% (G6). Vertical (⨦ 2.5 km / + 650 m) in class RMT0 with average terrain slope 26% (G26).