OOFOS OOriginal Sandals Thong Size Men's 6 / Women's 8 Unisex - Black New in original package bag (opened) Men size 6 / Women size 8 All black color These specialized thong-style flip-flops are constructed using proprietary OOfoam™ technology, which is engineered to absorb 37% more impact than traditional footwear foam to minimize stress on your feet, knees, and lower back