The row's new flip-flop sandals have a cool minimalist design. Even simple flip-flop sandals are irreplaceable. I have always felt that the more simple the style, the less careless the material and craftsmanship. That's it. High-quality upper: Imported customized cowhide Outsole: Genuine leather outsole imported from Italy Size: 35-39 (customized for 40, non-refundable).