VIONIC Womens Dr. Weil with Orthaheel Technology Zeal Slide Leather The Zeal Slide is from the Dr. Weil by Orthaheel&reg; collection. Leather strap upper with an adjustable buckle closure for a stylish look and a snug fit. Soft leather lining ensures an abrasion-free environment for all-day wear. Podiatrist-designed, biomechanical orthotic footbed with deep heel cup stabilizes, supports and realigns the feet back to their natural position. Lightweight, flexible medium-density EVA midsole absorbs shock to reduce stress on the feet, ankles and knees. Durable TPR outsole with wave-patterned tread. Clinically shown to help relieve common causes of plantar fasciitis and knee pain related to over pronation and flat feet. Received APMA Seal of Acceptance. Click here to view Seal. Andrew Weil, M.D., is an internationally recognized leader and pioneer in the field of integrative medicine, a healing-oriented approach to health care which