Looking for a warm vest with insulation other than down our bitter chill wool loft vest will keep you just as warm, thanks to our proprietary wool loft air insulation. Its polyester herringbone outer shell is both waterproof and breathable. A smooth nylon/polyester lining slides easily over clothing. (Both fabrics are blue sign approved.) sandwiched in between is a fluffy layer of 60 percent wool/40 percent polyester wool loft air insulation. Front and back princess seaming creates a flattering profile. Concealed center front zipper is protected by a storm flap. On-seam hand warmer pockets. Internal pockets include an open patch pocket, plus a secure zip-closure with media cord port. Finished with a sherpa-lined collar.