What Our Gearhead® Experts Are Saying: "I’ve used the Bergtagen Stretch 1/2-Zip on everything from alpine scrambles to glacier approaches—it’s bomber. The stretch gives me full range on climbs, and it sheds wind and light weather without overheating. Plus, the minimalist design means nothing gets in the way of my harness or pack."When the route is steep, exposed, and demanding, the Fjallraven Bergtagen Stretch 1/2-Zip Jacket is the layer we trust to move with us. Built for rugged alpine environments, this lightweight anorak is constructed with tough four-way stretch fabric that breathes, blocks wind, and resists abrasion—ideal for dynamic movement above the treeline. The pullover design keeps things simple and streamlined, eliminating bulk and avoiding interference with climbing harnesses or technical gear. It doubles as a protective outer layer during high-output ascents in spring and summer, while also serving as a midlayer in colder conditions. Designed with recycled polyamide and no PFAS, it balances performance, durability, and sustainability for fast-and-light missions in the mountains.