Half size customers, please size up to next full size. For example, size 8 1/2 should order size 9 Quick-adjusting heel/ankle straps Flexible, lugged rubber outsole Cushiony EVA footbed/midsole Strong, lightweight polyester webbed upper A cool, easy-walking sandal with a springy, antimicrobial EVA midsole, like you see in a good athletic shoe. Below that, a flexible, lugged rubber outsole. The upper is sturdy, yet lightweight polyester webbing with a soft jersey lining, has rip-and-grip adjustable heel