TUSA Xpert Zoom Fin Color: Black/Red List Price: Approximately ¥20,000 Discontinued and rare Popular split-toe fin Size is M-ML, which generally fits boot sizes 26-28 cm, but the strap allows for significant adjustment, so a little variation should be fine. These are high-performance fins that allow you to generate efficient propulsion with little effort, even if you don't have strong leg muscles. Recommended for women and children as well. If you have any questions, please feel free to comment. :)