This Under Armour short - sleeve shirt is perfect for men in a professional or casual setting. You can wear it to work meetings, outdoor activities, or just for a weekend hang - out. It has a loose fit for complete comfort and is made of 87% Polyester and 13% Elastane. The shirt features UA Storm technology that repels water while still allowing breathability. It also has a front kangaroo pocket and a 1/2 zip front for easy layering.