Browse our variety of shirts available in different colors, patterns, and sizes. 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. Gray is the perfect combination of dark and light colors. Shop online our large selection of Men Shirts available in Blend and Polyester fabrics. Browse the Hottest looks available at hottest prices. Each Under Armour Gray Shirts for men have different patterns like Solid and Plaid. Choose your style from the best one of Under Armour Gray Shirts for men.