NIKE Women's Premium Convertible Jacket (DWR Coated) Water Resistant - The jacket has a layer of durable water repellent fabric which will repells light shower and keep you dry in showery conditions. Lined, Adjustable Mock Neck - That zips up to the chin to help you stay warm and keep out the elements. Zip-Off Sleeves - For versatility, the wearer can convert the jacket into gilet when it's warm. Perforations - At yoke, underarms and back vent for breathability. Reflective Elements - Ensuring your visibility in low-light conditions.