Lightweight insulation through the body and the back provides extra warmth where it's needed most. Nike Therma-FIT technology helps manage your body’s natural heat to help keep you warm in cold-weather conditions. Durable woven fabric is water-repellent so athletes can stay dry. Designed for layering over a base or under a top layer for extra protection from the elements. A pair of zippered pockets allow for secure item storage while on the move.