8 ounce, 98% cotton/2% spandex canvas. Rugged Flex durable stretch technology for ease of use movement. Adjustable front-elastic suspenders. Bib pocket with zipper closure. Two additional storage pockets; one with a pen stall. Zipper fly. Two large, lower-front ledge pockets. Right-leg hammer loop. Right-leg secure cellphone pocket. Long-wearing, chap style double front construction with cleanout bottoms that can accommodate knee pads. Two reinforced back pockets. Full cirumference kick-panel. Triple-stitched main seams. Metal rivets at vital stress points. Imported.