65% polyester/35% cotton. Relaxed fit, enhanced durability, E-Z Touch fabric with StayDark™ Technology, permanent press postcured finish, metal tack button waist closure, crotch gusset, 11" inseam, two roomy cargo pockets with hidden zipper closure, extra multi-use pocket on outside left cargo pocket and inside right cargo pocket. US Colors: 617 Khaki, 645 Charcoal, 565 Navy, 505 Black.