Women's Vionic, Prism Sandal. Embrace a day of glamour in this strappy sandal. Vionic Technology helps support natural alignment from the ground up. Leather uppers in a strappy low heel sandal style Thong sandal style in a slide sandal Biomechanically designed to hug your arches, Vionic Technology helps support natural alignment from the ground up Durable traction outsole with low heel