Vionic with Orthaheel Technology Womens Zen Walking Shoes Silver/Lime Size 11 Leather This all-purpose walking shoe offers an all-leather upper with colorful contrast piping and sock lining. Podiatrist-designed biomechanical orthotic footbed with deep heel cup helps support and realign the feet back to their natural position. Lightweight flexible EVA midsole absorbs shock to reduce pressure on the feet ankles and knees. Clinically shown to help relieve common causes of plantar fasciitis heel pain and knee pain related to over pronation and flat feet. Has the American Podiatry Association Seal of Acceptance. Recommended by renowned M.D. Dr Andrew Weil.