The UA STRM ARMOUR DOWN 2.0 JKT is a lightweight and packable jacket that is perfect for layering. It is made from 100% nylon and features a water-repellent finish to keep you dry in light rain. The jacket also has a wind-resistant design to help keep you warm in cold weather. The jacket is designed with a hood for added protection from the elements. The jacket is perfect for a variety of activities, including running, hiking, and everyday wear.