Our warmest mountaineering mid layer Zip Hood. This is our most flexible and warmest fleece Zip Hood designed for mountaineering, with the highest warmth-to-weight ratio in our collection. The Zip Hood features a stylish retro design, also making it perfect as a warm everyday garment for city life and travel. Norrona Trollveggen Warm3 Zip Hood Womens | Bone | Medium | Christy Sports