Sorel MADSON ZIP WATERPROOF men's Mid Boots in Black Leather, Available in men's sizes. 6. UPPER: Impervious upper in full grain leather and suede. Waterproof seam construction. Synthetic fur lining. Insulation 100 gr. INSOLE: cut EVA with EVA insert over the entire length. OUTSOLE: Rubber outsoleFree Next Day Delivery and Free Returns on all orders!