OluKai Hokua flip-flops deliver all-day comfort. The water-resistant synthetic leather strap has a flexible, quick-drying jersey knit lining. An anatomical compression-molded EVA midsole with ICEVA provides a customized fit. The ocean-inspired outsole increases traction on both wet and dry surfaces. These flip-flops have a non-marking gum rubber outsole with lugs and sipes for better grip.