Your health and fitness goals should be supported by the best gear. Shop like an athlete at Under Armour Factory House in Chesterfield, MO. This Under Armour location at St. Louis Premium Outlets features your favorite styles in workout apparel at great prices. Shop outlet gear like tank tops, workout tees, joggers, sweatpants, and leggings for all of your fitness activities. Shop running shoes, training shoes and more to hit your top performance goals. At Under Armour Factory House in Chesterfield, you’ll find everything you need to crush your fitness goals and perform at your best.