PATAGONIA LONG-SLEEVED PIMA COTTON SHIRT - MEN'SThis easy-wearing long-sleeved shirt is made of exceptionally fine yarn-dyed 100% organic pima cotton.FEATURES100% Organic Pima Cotton - Made with soft, long-staple 100% organic pima cotton yarn-dyed twillButton-Front Placket - The traditional button front placket lets you vent your heat and goes most anywherePocket Details - Two chest patch pockets secure with single buttonsShirttail Hem - A shirttail hem keeps your shirt in place during movement and stays put under a hip beltTECH SPECS Materials4-oz 100% organic pima cotton yarn-dyed twill