The Oxford Winter Jacket is equipped with a Helly Tech Performance membrane and Primaloft insulation, keeping you warm, dry and comfortable in both rain and snow. The shoulders seams have been removed for durability on an otherwise high-impact area, but also maximizes your comfort when carrying a backpack or equipment. Main fabric: 100% Polyester, 255 g. Secondary fabric: 79% Cotton 21% Polyester, 295 g. Insulation: Primaloft Black Eco - 100 g. in body & 80 g. in sleeves.