This modern classic is the perfect blend for ultimate versatility. Finely stitched in must-have hues, Savannah will take you from work to weekend in effortless style Upper: Leather, Suede or Printed Cow Hair.Savannah Suede is exclusive to vionicshoes.comFootbed: Removable Man-made Covered EVA.Outsole: Durable Rubber.Vio-Motion Technology is 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).*Received APMA Seal of AcceptanceVionic's breakthrough technology offers versatility, which means you can have orthotic comfort in your favorite shoes. Only Vionic has its unique orthotic built right into its shoes for orthotic relief without the orthopedic look