6.75 oz./yd², 65% Polyester/35% Cotton, Mechanical Stretch FLEX Twill; FLEX Wrinkle Resistant Stain Release StayDark® finish; Metal hook and eye closure; Welt back pocket; Waistband: Folder set, 1.5" waistband, Stretch interlining for expanded comfort waist; Industrial Laundry, Home Wash;