Using insights from runners like you, Nike prioritized functionality to refresh their Swift essentials. This lightweight, packable jacket has been designed to help reduce chafing and improve breathability. A whistle at the collar is easy to access, and a water-repellent finish and built-in UV protection help keep you covered come rain or shine. Fit & Design: Standard fit: easy and traditional Modified raglan sleeves are designed to help reduce underarm chafing and allow for a wider range of motion Adjustable closures at the hem and hood let you personalize your fit A vent on the back is lined with mesh to help moisture escape Water-repellent finish helps keep you dry in wet weather Built-in UV protection helps keep you covered in sunnier conditions Two zippered pockets secure your essentials When it's time to shed a layer, the jacket can pack into a pocket Reflective Swoosh logo on left chest Reflective graphics on sleeves and back Technology: Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable Additional Details: Made from sustainable materials