This Under Armour short sleeve shirt is perfect for men who love fitness. Whether you're going for a morning run, having an afternoon workout, or just fitting in a routine during the day, this shirt will be your great companion. It has a slim fit and tight compression to the skin. The super - light HeatGear fabric gives good coverage without being heavy. The shirt has mesh underarm and back panels for ventilation, and the material wicks sweat and dries fast. It also uses anti - odor technology. Just machine wash it cold with like colors, and follow the other simple care instructions.