Super-soft twill, that has a hint of spandex. Relaxed waistline. 70% Cotton 28% Modal 2% Spandex. Copper Buttons and Rivets. YKK Zipper Hardware. Added Stretch for Mobility. Back Pocket Label with Printed Mallard Silhouette Logo. Leather Rear Label with Engraved Mallard and Southern Marsh Lettering.