From Vionic, the Cypress Leather Sandals feature: Leather upper Received APMA Seal of Acceptance Adjustable hook-and-loop closures to ensure comfort and the perfect fit Microfiber lining Built-in VIO MOTION technology footbed with contoured arch support and deep heel is shown to be effective in treating heel pain caused by plantar fasciitis or achilles tendonitis Lightweight, flexible EVA midsole Durable rubber outsole Approx. 0.75" platform Approx. 1" 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.