Berghaus Nula Hybrid Insulated Women's Jacket A fantastic combination of insulation and knitted fleece is excellent for intensely active days on the mountain. Constructed using both fleece and synthetic down fabric, the Berghaus Nula Hybrid Insulated Jacket is the perfect partner for outdoor adventures. Loaded with advanced synthetic Hydroloft Polyball insulation, it keeps you warm like natural down with the added bonus of water-resistant fibres to aid weather-proofing. Hydroloft is an insulation system that offers superior breathability whilst providing enhanced comfort and keeps you warm, whilst maintaining a lightweight design. It carries water-resistant qualities and is fast drying, maintaining its superb performance in even the wettest of conditions. Super-fine fibres mimic the same structure as down insulation. It does this by creating small pockets that trap heat from the body and repels the cold and keeps you warm and comfortable without the bulk. The synthetic f