For high summer or resort style, the Lizbeth t-strap sandal offers an adjustable backstrap, luxurious leather or natural cork and hammered metal embellishments for a glided appeal. - Lightweight, flexible EVA midsole absorbs shock, reducing stress on feet, ankles, and knees. - Durable rubber outsole with a patterned tread provides traction on a variety of surfaces. - Orthaheel Technology is biomechanically designed to hug your arches and support your feet in comfort. Vionic sandals' built-in orthotic is shown to be effective in helping to treat heel pain (plantar fasciitis). - Recommended by renowned Dr. Andrew Weil..