WARMTH WITHOUT THE WEIGHT: The Nike Therma-FIT Gilet delivers a clean fit for those chilly runs.Its lightweight design helps keep you warm in cooler temperatures with fleece along the collar.Easy-access pockets mean you can bring a key or card along for the journey. LIGHT AND WARM: Nike Therma-FIT technology helps manage your body's natural heat to help keep you warm in cold-weather conditions.Poly-fill baffles on the front and back provide lightweight warmth. MADE TO MOVE: Straight, side ribbed panels help you move freely. A full-zip design lets you control your airflow. Zipped hand pockets provide easy storage. WARMTH WITHOUT THE WEIGHT: The Nike Therma-FIT Gilet delivers a clean fit for those chilly runs.Its lightweight design helps keep you warm in cooler temperatures with fleece along the collar.Easy-access pockets mean you can bring a key or card along for the journey.