Waterproof full-grain leather uppers with knit collars have seam-sealed waterproof construction and 100g synthetic insulation to ensure your feet stay dry and warm Microfleece lining EVA footbeds with arch support and microfleece topsheet Insulated, waterproof vulcanized rubber shells with herringbone outsoles and 1.5 in. leather-wrapped heels Vulcanized rubber compound is improved for traction on wet surfaces Size up! They run small. Never worn!