OLUKAI Polena Sandal - Men's Synthetic Rubber sole Inspired by life on the harbor, the Polena gives oceanside style a nautical twist. OluKai Polena sandal. Men's premium sandals. Premium leather foot strap with light padding for additional comfort. Anatomically molded PU midsole with micro-texture and a lower profile stance. Non-marking molded rubber outsole with traction pods. Razor siped outsole for grip on wet surfaces. Imported. Vendor style #: 10263.