The outer shell is 100% polyester with a waterproof and breathable membrane. The garment is lined with 3M thinsulate in the body and 100% polyester padding in the body, sleeves and hood which is all lined with 100% polyester. The right front chest, and left arm have waterproof zippers complemented with two lower coil zippered pockets. Additional features are 2 way front zipper, detachable hood, reflective piping front and back, double fly front, adjustable velcro cuffs, and inside pockets.