UA Storm technology repels water without sacrificing breathability|UA Microthread fabric dries faster, won't cling to you, won't chafe & stretches without absorbing sweat|Performance knit fabric provides the comfort & stretch of a knit, with the look & structure of a woven|Material wicks sweat & dries really fast|Super-comfortable stretch-engineered waistband for a perfect fit|Open hand pockets & back pockets|Uses a fluorine-free water repellent treatment|Odor control technology minimizes odor