Material: 100% cotton, 11 oz; Cordura reinforced nail pockets, back pockets, ruler pocket, leg pockets, thighs, knees and hem; Metal zipper fly; Side hammer loop; Metal buttons; Reinforced crotch seam; Leg pocket with pen pocket, telephone pocket and extra spacious pocket with zipper; Back pockets with bellow; Angled front pockets; Adjustable hem with drawstring; Oeko-Tex 100 certified material