The Frost II Extreme Down Jacket from Mountain Warehouse is designed for ultimate warmth and comfort in the coldest conditions. Made with 100% Polyamide outer and 100% Polyester lining, it features 80% Grey Duck Down and 20% Grey Duck Feather filling for exceptional insulation, tested to -50°C. The ripstop, water-resistant fabric with a DWR finish and waterproof zips ensures you stay dry. It includes a chin guard, a high-neck, hooded design with a detachable, drawcord hood, long sleeves, and convenient pockets including 2 side pockets and 1 chest pocket with zips. The jacket fastens with a full waterproof zip. Certified RDS for ethical down sourcing, this jacket is both durable and high-performing.