From Vionic, the Joan mules feature: full-grain leather upper with beaded rosette accent hook-and-loop strap for adjustability; slip-on styling podiatrist-designed Orthaheel Technology provides superior orthotic support, relief, and stability to help realign the feet to their natural positionRecommened by Dr. Andrew WeilReceived APMA Seal of Acceptanceclinically shown to help relieve common causes of plantar fasciitis, heel pain and knee pain, related to over pronation and flat feettreaded rubber outsole flat heel Imported.