This is a popular ski touring route which is generally considered to be difficult. It's very remote, it features high exposure (e3) and is typically done between February and March. From a low point of 2.3 km to the maximum altitude of 3.8 km, the route covers 13 km, 1495 vertical metres of ascent and 1498 vertical metres of descent. It's graded 3.3 and Labande grade 4. You'll need rope, skins, ice axe and crampons to complete it safely.