Exterior: 13.5 Oz., 100% polyester with mechanical stretch bonded with 100% polyester micro fleece. Fill: 5-oz, poly-fill in body and 3-oz, poly-fill in sleeves Lining: 100% polyester diamond quilted taffeta 1000mm/1000g/m(2) waterproof/breathability rating. Full length inner storm flap with chin guard. Wind & water resistant. Insulated Stretch. Embroidery Access. YKK.