Size Chart:(Product Measurement)
EUR36: Ball Girth: 8.0", Foot Length: 9.1", Heel Height: 8.9", Platform Height: 1.4", Waist Size: 30.3-39.4
EUR37: Ball Girth: 8.1", Foot Length: 9.3", Heel Height: 9.1", Platform Height: 1.4", Waist Size: 31.5-40.9
EUR38: Ball Girth: 8.3", Foot Length: 9.4", Heel Height: 9.3", Platform Height: 1.4", Waist Size: 33.1-42.9
EUR39: Ball Girth: 8.4", Foot Length: 9.6", Heel Height: 9.4", Platform Height: 1.4", Waist Size: 34.6-44.9
EUR40: Ball Girth: 8.5", Foot Length: 9.8", Heel Height: 9.6", Platform Height: 1.4", Waist Size: 36.2-46.9
EUR41: Ball Girth: 8.7", Foot Length: 10.0", Heel Height: 9.8", Platform Height: 0.0", Waist Size: 0.0
CN41: Ball Girth: 0.6", Foot Length: 9.0", Heel Height: 10.0", Platform Height: 0.0", Waist Size: 0.0
This data was obtained from manually measuring the product, it may be off by 1-2 CM