This Under Armour short - sleeve shirt is perfect for male employees in various work or casual settings. Whether it's an office event or a weekend outing, it fits the bill. It has a loose fit for complete comfort. The shirt is made of 87% polyester and 13% elastane. It uses UA Storm technology to repel water while still being breathable. There's a front kangaroo pocket for convenience and a generous 1/2 zip front for easy layering.