The OluKai Ohana Men’s Sandals are made with 100% high quality synthetic materials and 0% animal products. These sandals are water resistant with lightweight, quick drying, breathable, and durable materials built for in and around water. These sandals feature soft nylon toe post webbing, laser etched logo, and embroidered detail. Upper: Water resistant synthetic leather strap with jersey knit lining and neoprene backerFootbed: Anatomical compression-molded EVA midsole with ICEVA drop-in footbed for personalized fitOutsole: Non-marking rubber outsole with coral reef lug design for added traction