WARMTH WITHOUT WEIGHT. The Nike Sportswear Jacket blends functional design with innovative insulation for lightweight warmth you can wear all day long. Premium InsulationThermore® Ecodown® synthetic insulation provides excellent thermal performance with the look of a down-filled puffer. Clean DesignTopstitching accentuates the structure and creates clean lines for a modern look and feel. Warm CoverageThe full-zipper design features a high neck for extra coverage from the elements. Product Details Fabric: 100% polyester Machine wash Imported Style: BV4685;Color: Black/Black/Black/Sail; Size: M; Gender: Male