6-ounce, 53% cotton/25% polyester/22% cocona 37.5 polyester. FastDry with 37.5 technology makes this our fastest drying gear. Rugged Flex durable stretch technology for ease of movement. Sits at the waist. Relaxed seat and thigh. Fights odors. Confortable gussetes crotch. Articulated knee enhances ease of movement. Larger side-seam belt loops with utility loops at bottom. Front ledge pockets reinforced with Carstrong for extra durability. Left-side secured zipper pocket. Low profile cargo with cell phone and utility pockets. Straight leg opening.