The OluKai Ohana Koa Men's Sandals are OluKai's number one selling sandal. They are made with Lightweight, quick-drying, durable water-resistant materials. These sandals are inspired by the Hawaiian islands and comfortable to wear. These flip flops are made with 100% high quality synthetic materials and 0% animal products. Footbed: Anatomical compression-molded EVA midsole with a brushed ICEVA drop-in footbed. Outsole: Non-marking rubber outsole. Features coral reef lug design for added traction.