The Columbia Womens Lay D Down Jacket is not only beautiful to look at and superbly comfortable to wear, it also features Columbias own weather resistant fabric technology that provides protection whether youre cruising the pistes or the pavements. Features Omni-Heat thermal reflective and insulated technologyOmni-Shield advanced repellency technologyFabrics: Shell 100% Polyester Act II Satin SateenLining: 100% Polyester Thermal ReflectiveInsulation: 550 fill - 80% Duck down/20% featherRemovable and adjustable storm hood with removable faux fur trimUnderarm ventingWaterproof zip-closed pocketsRemovable, snap back powder skirtMedia and goggle pocketComfort cuffs Glossary Omni-HeatColumbias thermal reflective lining technology helps regulate your temperature by reflecting and retaining the warmth your body generates. Little silver dots reflect your body heat back to you to make Omni-Heat 20% warmer than an ordinary lining, while space between the dots allows heat and moisture vapour to escape for maximum breathability. Silver dots + breathability = thermal regulation. Omni-Shield:This water and stain barrier resists light rain and stains, keeping you clean and protected.