Under Armour, Inc., was founded in 1996 by Kevin Plank, a 23-year-old former University of Maryland football player. The company specializes in manufacturing and selling athletic and casual apparel made from synthetic material that repels moisture. The company does not have patents on the fabric it uses or on its manufacturing process. Use Michael Porter's five competitive forces model to analyze the competition Under Armour faces in the athletic and casual apparel industry.