Create chic, cool-weather looks with the Kamik Sienna Cuff winter boot. This product contains real fur: Sheepskin, dyed and treated from New Zealand. Comfortable down to -4F. HEAT-MX sustainable thermal insulation with genuine shearling. Seam-sealed waterproof genuine buffalo leather upper with genuine shearling collar. Removable, molded EVA footbed treated with odor-eliminating, natural and non-toxic Cleansport NXTTM. Waterproof and lightweight synthetic RubberHe shell. DOVER outsole with deep self-cleaning treads for superior stability and traction under cold conditions. Leather and synthetic upper. Textile lining and insole. Synthetic outsole. Made in U.S.A. with Canadian and foreign materials.