Explore the most-loved boxer briefs, thermal underwear sets, undershirts, tank tops, training pants, etc., from leading brands at slashed prices. Under Armour is a prominent US-based sports equipment and clothing apparel brand. It was launched in 1996 by its founder Kevin Plank. The brand is operational in 15 major countries across the world with over 15000 retail stores. Maroon is somewhere between brown and red.