Started in 1996 by University of Maryland football player Kevin Plank, Under Armour® has become the go-to brand for tough workouts and even tougher athletes. Innovative clothing, shoes & gear use cutting edge technology to help you stay dry & battle the elements. Because, Under Armour® knows that when you're in the midst of a killer workout, the last thing you should be worried about is your gear. Discover Under Armour's best collections like ColdGear® where breatheable fabrics keep you warm & dry in winter's harshest elements, HeatGear® where sweat wicks from your skin and your body temp stays low & cool and AlterEgo® where you become transformed into your favorite famous super hero. Shop Sports Authority for men's, women's & kids' T's, tanks, baselayers, leggings, shoes, jackets, bags, and accessories.