LIGHTWEIGHT, BREATHABLE WARMTH. Chilly runs mean extra layers for your daily miles. The Nike Therma-FIT ADV Downfill Vest In Grey gives you lightweight coverage with an advanced heat-regulating design that\\\'ll keep you going through cool weather. When you need to layer down, the vest packs into itself for easy carrying. Advanced WarmthNike Therma-FIT ADV technology combines heat-regulating fabric with advanced engineering and features to help keep you warm in cold-weather conditions. The front and back panels use down feathers for extra warmth. A durable, water-repellent finish helps prevent the feathers from clumping together. Store Your EssentialsZippered pockets help secure your small items. When you need to layer down, the vest can be packed into the left pocket. Warm knit fabric is placed at the shoulders and front pockets.A thin neck collar feels smooth against your skin. More Details Standard fit for a relaxed, easy feel Body/lining: 100% polyester. Panels: 83% polyester/ 17% spandex. Fill: 90% goose down/10% goose feathers. Machine wash Imported 100% POLYESTER Style: Nike Therma-Fit ADV Downfill Vest Colour: Particle Grey/Reflective Silv Code: DD6063-073 Model height 5ft 10in. Wears Size S.