All-over knit wing ox upper. Dual density EVA midsole with rubber outsole. Cushioned with GRAND OS for the ultimate in comfort, flexibility and lightness of weight Made in USA or Imported Rubber sole Heel measures approximately 1 centimeters All-over knit wing ox upper Dual density EVA midsole with rubber outsole Cushioned with GRAND OS for the ultimate in comfort, flexibility and lightness of weight