UA Storm technology repels water without sacrificing breathability. Light, durable & super-comfortable stretch-woven fabric. 4-way stretch material moves better in every direction. UPF 40 protects your skin from the sun's harmful rays. High-rise waistband with interior jacquard auxetic technology that forms to your shape & moves with you. Open hand pockets & bonded, secure zip side pocket. Curved hem for a more streamlined fit. Uses a fluorine-free water repellent treatment