Vionic Orthaheel Cascade - Women's Orthotic Flip Flops Durable VIRBRAM outsole for excellent traction on various surfaces Biomechanically contoured motion-control orthotic footbed made from triple-density EVA. Rear-foot stability and cushioning. Forefoot and heel cushioning. Flexible leather uppers with soft padded jersey liner with bungee strap overlay and a soft nylon webbing toe post. For correct alignment and foot support this is the sandal you should be wearing for after-sport recovery. Also great for everyday use. Width: Medium-Wide (B-C)