The Lost River Mountains in Idaho are some of the steepest and biggest base-to-summit peaks in North America. Not to be taken lightly, the Lost Rivers offer breathtaking views and tough climbs. This jacket was inspired by the technical ascents and backcountry trails of the Lost River Range.

Offering the best in class wind/water protection for amid weight jacket, this featherweight piece should be a staple in every kit. Featuring 80gm Primaloft insulation, packable into its inside-chest pocket, breathable, and touting a superior warmth-to-weight ratio, this jacket is built to perform. Two over sized fleece lined hand pockets are high enough to allow you access while wearing a pack with a hip belt. Whether it is on the Alaskan Tundra or the alpine of New Zealand, you won’t ever want to leave this at home. Rely on the Lost River jacket so that you remember the experience and not the elements.