Size 40 which equates to a US 9 to 9.5. The Dansko Kane is a casual women's open back clog made with carbon negative "I'm Green" Bio-based EVA that is vegan and Earth friendly Uppers are injected EVA I'm Green carbon negative Biobased EVA which is lightweight and durable Easy clean uppers Perforated uppers for ventilation Removable, EVA footbed; I'm Green carbon negative Biobased EVA which is lightweight and cushioned for shock absorption Dansko Natural Arch technology for added support Wood grain printed sole and/or Dansko exclusive prints on upper Channeled outsole for durability