Fit and Design: Regular fit Button-down collar Full-length buttoned placket Patch chest pockets with button-and-loop flap closures; left pen pocket; lower-left side-panel snap pocket for small items Midback vertical vents for ease of movement and ventilation even when wearing a backpack A shirttail hem keeps your shirt in place during movement and stays put under a hip belt Technology: 50+ UPF sun protection Additional Details: Fair Trade Certified™ sewn