OLUKAI Women's Ohana W 100% Synthetic Imported Rubber sole Platform measures approximately 0.25 Water-resistant synthetic leather strap with soft, quick-drying Lycra knit lining and neoprene backer. Anatomical compression-molded EVA midsole with a non-slipping brushed EVA drop-in footbed for comfort and support. Non-marking rubber or gum rubber outsole with perimeter razor siping for grip on wet surfaces. Soft nylon toe post webbing, contrast strap lining, and laser etched HLA footbed logo. Vegan