Jack Wolfskin Men's Cumulus Insulated Jacket 100% Polyester Lining Imported Extremely warm, fluffy, fast-drying and easy-care fibercloud ht loose multi-denier fibrefill Insulation (500 cuin loft) Windproof, water-repellent jacket with Very warm synthetic loose fibrefill Insulation Shoulders and hood: extremely warm and fluffy Micro guard maxloft synthetic multi-denier hollow fibre Insulation (160 g/M2)