8-ounce 98% cotton/2% spandex canvas - Relaxed seat and thigh - Rugged Flex durable stretch technology for ease of movement - Sits at the waist - Relaxed seat and thigh - Double-layer knees with openings for adding knee pads and cleaning out debris - Reinforced front slash pocket - Stronger sewn-on-seam belt loops - Right-leg secured cell phone pocket - Left-leg utility pocket - Hidden back secure zipper pocket - Straight leg opening - Number of belt loops varies based on size