If you didn't hit the gym in pants before, you will now. The difference is in the details—from the ultra-comfortable fabric to the water-repellent finish, so they dry faster—all there to help you get better. UA Storm technology repels water without sacrificing breathability;Stretch-woven fabric is tough but lightweight;4-way stretch material moves better in every direction;Material wicks sweat & dries really fast;Encased elastic waistband with internal drawcord adjust;Open hand pockets & bonded, secure zip back pocket.