Our Pro Series™ shirts give you the freedom to move without ever losing that crisp, clean look. Breathable, durable and packed with technical features, they can handle anything you put them through. Pro Series Giacomo Stretch Classic Fit Shirt Product Features : 0 : Greater Arm Mobility for freedom of movement, 1 : Taped placket and back neck seamBreathable mesh yoke, 2 : Performance stretch fabrication Men's Pro Series Giacomo Stretch Classic Fit Shirt in Estate Blue, Size: XS by Ariat