Product Measurement:

CN36-37: US: US6-6.5", Ball Girth: 8.1", Foot Length: 8.7", Shoes Inner length: 8.7"

CN38-39: US: US7-7.5", Ball Girth: 8.4", Foot Length: 9.1", Shoes Inner length: 9.1"

CN40-41: US: US8-8.5", Ball Girth: 8.7", Foot Length: 9.4", Shoes Inner length: 9.4"

CN42-43: US: US9.5-10", Ball Girth: 9.0", Foot Length: 9.8", Shoes Inner length: 9.8"

CN44-45: US: US11-11.5", Ball Girth: 9.3", Foot Length: 10.2", Shoes Inner length: 10.2"