From Sperry, the Women's Drizzle Rubber Tall Rain Boots feature: Rubber upper  Stylish buckled leather strap and gusset Pull on design Nylon fabric lining Removable insole for customized comfort Waterproof Flexible rubber outsole with molded Wave-Siping™ for slip-free wear Approx. 13.25" shaft height Approx. 15" shaft circumference Approx. 1" heel height Imported.