From Vionic, the Uptown Patent Leather Packable Penny Loafers feature: Premium patent leather upper Travel-friendly collapsible upper that packs flat Classic penny keeper strap Slip on with back pull tab Unlined upper Removable microfiber-wrapped EVA footbed 360 Ultra Flexible lightweight rubber outsole Approx. 1" platform height Approx. 1.12" 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.