The Alphaburly Sport 18 inch hunting boot is made of insulated, rubber-clad neoprene for waterproof comfort and protection. Fleece lining and Thinsulate guarantees warmth and dryness in the worst of weather conditions. A gusset with an adjustable buckle at boot top accomodates any calf size. Mossy Oak design gives this boot a 3 dimensional camo look. Medium width.