Vionic With Orthaheel Amber (Women's) - 11 M - Coral-Crocodile Synthetic Rubber sole Two square beads add interest to the top of the vamp on this adjustable backstrap sandal. 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. Durable rubber outsole with a patterned tread provides traction on a variety of surfaces. 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.