[Size] M size: Length 9.4 inches (24 cm), Width 4.5 inches (11.5 cm), Height 2.0 inches (5 cm), Size L: Length 9.8 inches (25 cm), Width 4.5 inches (11.5 cm), Height 2.0 inches (5.3 cm), Suitable size approx. 10.8 inches (27.5 cm). Staff wearing comments for everyday shoes. is 26.5. I wore cm but I felt a little smaller than M size. Even though the width of the base part is wide enough to be worn without issues, the size L is better. For staff with 10.8 inches (27.5 cm) wearing regular shoes 10.8 inches (27.5 cm).The LL size is the most well-made product. Size L may feel a little small, but you cannot wear it.For those who prefer a small size, we recommend a size L (Quality) Paulownia pedestal with white wood and baking (Made in Japan) [Caution] The strap will feel tight at first, but if it gets used in, it will fit your feet.