Buy branded leather jackets for boys at jaw-dropping prices and save up to 60% on the latest additions in our collection. 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. Yellow color is generated by adding green to the red color. Durable or fancy? Look or feel? What you want in your Under Armour Yellow WinterWear for boys depends on materials like Blend and Polyester.