OLUKAI Ohana Mens Flip Flops Spearmint/Black - 13 Synthetic Arch support technology helps reduce arch and heel pain. Anatomical orthotic footbed built ideally for plantar fasciitis relief. ICEVA drop-in footbed creates a distinctly personal, secure fit. Coral reef lug design within rubber outsole provides traction and additional stability. Free 2-3 Day shipping and returns.