100% polyester Silent Hunter Suede with VapourFlex fabric. Extremely stretchable waterproof, breathable and naturally insulating VapourFlex panels on the back and elbows for effortless mobility. Zip off sleeves converts the jacket to a well ventilated vest. 3 zipper adjustment for compression fit while hunting. Guaranteed Rocky Waterproof construction. Rocky SIQ Atomic helps control human odor on the microbial level.