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 Keegan Stretch Classic Fit Shirt Product Features : Greater Arm Mobility™ helps extend arm and shoulder range-of-motion so you can move freely, Performance stretch fabrication, Taped placket and back neck seamBreathable mesh yoke enhances airflow to help keep you cool and comfortable Men's Pro Series Keegan Stretch Classic Fit Shirt in Samba, Size: Large_Tall by Ariat