100% polyester. Zip secure waterproof chest pocket. Dual zip-secure hand pockets. Mesh-lined, angled pit-zips regulate core body temperature. Mesh back panel regulates heat and wicks moisture. Attached, visored hood with dual adjustability. Taffeta lined sleeves won’t cling. Interior mesh stash pocket and zip pocket. Soft Merrell Conductor Ultralight chin guard prevents chafing. Drawcord adjustable waist.