Eliminate distractions and focus on your goals with the Under Armour Vanish Energy Short Sleeve T-Shirt. Powered by UA RUSH technology, this T-shirt absorbs your body's energy during workouts and reflects it back to help you train harder for longer. Lightweight and breathable, this T-shirt keeps you cool and comfortable as you push through one rep to another. Conquer your fears and get fit with the Under Armour Vanish Energy Short Sleeve T-Shirt. Under Armour Vanish Energy Short Sleeve T-Shirt features: Sweat-wicking material offers a fresh and cool feel. Four-way stretch material enhances agility. Side-vent hem allows free movement. 90% polyester/10% elastane. Imported.