The Under Armor Stadium Hoodie has a sporty color block look. It's a great layering piece when you need a little extra warmth without extra weight. The three-blend cotton fabric gives this UA hoodie an ultra-soft feel. Moisture transport system absorbs sweat anti-odor technology prevents odor growth. HeatGear is designed with a microfiber blend fabric with a unique moisture transport system and reliable compression. It is designed to fit your skin, under your outerwear. It is designed to fit your skin, under your outerwear.