Perfect for multi-day alpine routes or long Scottish winter days, the Halcyon 45:50 mountaineering pack is made to carry all the kit you’ll need on longer mountain trips.Born from Lowe Alpine’s vertical heritage, the Halcyon 45:50 is a large-volume, traditional mountaineering pack designed for the extraordinary. With features including a rope compression system, pick retainer panel and reinforced ski slots, you can carry your kit securely over rock, snow or ice. An extendable lid increases the volume by 5 litres, while a stiffened weather flap/compression system aids stability. A lid pocket and zipped side entry keeps kit organised and accessible.