The ideal companion for runs on cold days. The front part of the jacket features wind-resistant DYNASHELL™ Windproof, while the back has a mesh fabric for optimum ventilation. The 4-way stretch, combined with flat seams and thumb loops lends great comfort. Stretch hems offer keep the jacket where it belongs and ensure it doesn’t slip about during runs. Front pockets and gel/flask pockets give you storage space, and reflectors ensure visibility after sunset.