Huippu Down Jacket Women'sDescription Huippu is Halti's reliable lightweight down jacket, perfect for year round use. The classic design combines responsibly sourced RDS certified duck down (fill power 700) with durable Pertex Quantum ripstop fabric and carefully crafted details. The shoulder panels and hood are filled with synthetic Microtherm Dynamic insulation, ensuring better performance in wet conditions. This lightweight down jacket offers an excellent warmth to weight