95% polyester, the exterior is made of waterproof, windproof, Insulated and quick-drying soft shell fabric, and the inner lining is made of granule fleece for warmth.Bottom of legs-Add zippers. During hiking, during skiing, to avoid snow and coldness go inside the pants. Zippers design to back up the pants to boots.Adjustable stretchy waist allows pants to fit comfortably. Zippered front and rear pockets keep your small items stay safely while moving. 2 large-capacity zipper side pockets, inner plush fabric to prevent the cold caused by metal, and zip pocket on the back to protect your valuables.