Size Reference:
Manufacturer official *1] → [Recommended size *2]
Size 5 (21cm) → 8.5 - 8.7 inches (21.5 - 22 cm).
Size 6 (22cm) → 22.5cm
Size 7 (23cm) → 23-23.5cm
Size 8 (24cm) → 9.4 inches (24cm)
Size 9 (25cm) → 24.5-25cm
Size 10 (26cm) → 10.0 - 10.2 inches (25.5 - 26 cm).
Size 11 (27cm) → 10.5 - 10.6 inches (26.5 - 27 cm).
Size 12 (28cm) → 27.5-28cm
Size 13 (29cm) → 11.2 - 11.4 inches (28.5 - 29 cm).
Size 14 (30cm) → 11.6 - 11.8 inches (29.5 - 30 cm).
Size 15 (31cm) → 12-12 inches
Size 16(32cm) → 12.5-12.6 inches
1. The size on the package (shoe box) is US size.
2. Recommended size for actual fit. This is a reference only, and is not a guarantee.