Using insights from runners like you, we prioritized functionality to refresh our Swift essentials. This lightweight top has been designed to help reduce chafing and improve breathability. It's soft and sweat-wicking so you can focus on your miles, and nothing else.Unhindered MovementModified raglan sleeves with the optimal length are designed to help reduce underarm chafing and allow for a wider range of motion.Stay DryNike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. It combines with a large mesh panel on the back that helps moisture escape.Functional FitThe top is tapered around the waist so that layering with other pieces is easier. Plus, a curved hem helps keep you covered through your stride.