Carhartt work pants feature 7.5-oz. 100% cotton canvas fabric that is equally as durable as their 12-oz. duck. These Carhartt canvas dungarees are prewashed so they’re comfortable from the first wear. Left leg has a hammer loop and ruler pocket, while the right leg has a handy pocket for a cell phone or tools. Reinforced belt loops and a utility loop on the right side seam for securely storing your tape measure. Carhartt B151.