Designed for mountaineering and climbing in alpine environments and sub-zero temperatures, the ‘Heavy’ packs high-quality 90/10 750 fill power down into an innovative offset stitched double-chamber construction to improve thermal performance and eliminate cold spots. We treat its windproof and highly water-repellent outer material with a PFAS-free DWR (durable water repellent) finish.
With Tirolwool® Air inserts, a 2-way front zip for belaying, internal draft tubes, and a fully helmet compatible hood.