10 oz./yd², duck; Shell: 65/35 polyester/cotton; Lining: 100% polyester; Insulation: 100% polyester (insulation content may vary); Concealed snap-front storm flap; Self-lined collar for authentic look; Four large external patch pockets; Right chest pocket with concealed snap closure; Two lower pockets with concealed snap closure and side warmer pockets; Snap on hood sold separately HD20;