Drawing inspiration from the sea urchin, the OluKai Ola Flip Flop provides comfort and style to this cute, versatile platform sandal. Outboard Strap Construction, built into the outside surface of the sidewall that offers a free yet secure fit. Anatomical-molded polyurethane midsole wrapped in full grain leather. Non-marking molded rubber outsole with traction pods. Heel Height: 1 1/2" Outsole: Rubber Upper: Leather