5-oz. 55% Hemp, 45% Organic Cotton. Signature California collar. Tailored fit and high armhole. Stay tuck and looks great untucked. Rugged double needle felled construction. Bar-tacked at stress points. Dual button-through chest pockets. Double stitched buttons and button holes. Unbreakable cats eye urea buttons. No pleats for easy ironing and clean lines. Pre-shrunk. Wash cold and tumble dry low. Proudly made in Portugal