Keep it simple, and do it right. In 100% cotton heavyweight denim, this classic favorite features diamond back construction and heavy-duty non-corrosive hardware. A rule pocket and hammer loop send a simple message: you're hard at work.. 11.75 oz. Denim. 100% Cotton. Home Wash. . Sanforized. Traditional buttonfly. . . Captive flap on bib pocket with snap closure, bartacked pencil stall, two front pockets, two patch hip pockets, tool/rule pocket on right leg and hammer loop on left leg. .2:2.