OLUKAI. 30131-8D40. HO OPIO GIRLS. SEASHELL BLACK. Offered in bright colors and shiny metallics the OluKai girl s Ho opio sandals bring girls to the water s edge and back again for more. OUTSOLE Non-marking rubber outsole with textured pods for enhanced traction and durability FOOTBED Anatomical compression molded EVA with molded hook logo.