The Smith's Workwear Men's Stretch Relaxed Fit Carpenter Jeans is made of cotton polyester spandex 13 oz. denim with "Smiths-Stretch" technology that gives freedom of movement, reinforced canvas in waistband, leg opening for extra durability, riveted front stress points, hammer loop and tool pockets for extra storage. This is the go to men's carpenter jeans for tough work-wear. Men's jeans are made with stretch denim for freedom of movement Constructed of heavyweight cotton denim for long-lasting wear Reinforced fabric at waist and leg Relaxed fit carpenter jeans are machine washable Imported men's carpenter jeans Smith's Workwear Relaxed Fit Mid-Rise Stretch Heavyweight Denim Carpenter Jeans