UA RUSH is an infrared technology that reflects your body's energy and helps you work harder and regenerate better. UA Storm technology repels water without sacrificing breathability. The smooth ripstop fabric is lightweight and very durable. Secure zippered hand pockets. Oversized cut with adjustable elasticated waistband for a more attractive look. Raglan sleeves. It uses a fluorine-free, water-repellent treatment. Reflective details.