For the coldest mountain days staying warm, comfortable and protected is essential. ‘Be bold, start cold', so the old saying goes. But for the coldest mountain days, either on exposed ridgelines facing driving snow and biting wind, or enduring shiver-belays in dark gullies, staying warm, comfortable and protected is essential. Built for the harshest conditions, providing superior warmth, mobility, and genuine mountain durability, the M MTN Arete Ultra Down Hoody has your back.