9 OZ WestexTM UltraSoft®. 88% Cotton / 12% Nylon 88% Cotton / 12% Nylon. 2 front chest pockets. Left front chest pocket has flap and concealed snap closure. Pencil division on left chest pocket. 2 slash pockets at waist. Side openings at waist with concealed snap closure. 2 large double stitched back pockets. Left back pocket has concealed snap closure. Tool pocket on right leg.