From Vionic, the Uptown Mary Jane Leather Platform Mary Janes: Premium leather upper Received the APMA Seal of Acceptance Travel-friendly collapsible upper that packs flat Hook-and-loop strap closure Synthetic lining Cushioned EVA insole Ultra flexible lightweight rubber outsole Approx. 1" platform height Approx. 1.125" heel height Imported. Styling Notes: It is recommended to wear your new pair for a few hours to allow your feet to adapt to the new support