With 90% White Duck Down and 10% White Duck Feather padding that's water repellent and wind blocking, this padded vest has a 750 fill power to keep the bitter winter chill out. By using a nylon outer and Nikwax Hydrophobic Down, both with a DWR treatment, this vest is designed to keep you dry in damp conditions while also maintaining loft and insulation. The front hand pockets and single breast pocket with zip ensure you have quick access to small items like goggle wipes or your GPS. Elasticated armholes and hemline ensure a snug fit without compromising on flexibility and movement. For winter treks or cross country skiing adventures, you can count on the men's Helios Duvet Vest to keep you warm, dry, and comfortable in harsh environments.