Size Chart:(Product Measurement)
EUR36:Shoes Inner length:9.1IN
EUR37:Shoes Inner length:9.3IN
EUR38:Shoes Inner length:9.4IN
EUR39:Shoes Inner length:9.6IN
EUR40:Shoes Inner length:9.8IN
EUR41:Shoes Inner length:10.0IN
EUR42:Shoes Inner length:10.2IN
EUR43:Shoes Inner length:10.4IN
This data was obtained from manually measuring the product, it may be off by 1-2 CM