Striped style 36-37: Suitable for wearing with feet the size of 36-37 38-39: Suitable for wearing with feet the size of 38-39 40-41: Suitable for 40-41 foot sizes to wear 42-43: Suitable for 42-43 foot sizes to wear 44-45: Suitable for 44-45 foot sizes to wear Small grid style 37-38: Suitable for wearing 36-37 foot sizes 39-40: Suitable for 38-39 foot sizes to wear 42-43: Suitable for 41-42 foot sizes to wear 44-45: Suitable for 43-44 foot sizes The above sizes are for reference only. Generally, if the feet are thin, it is recommended to take a size larger. If the feet are fat, it is recommended to take a size larger. Striped style 36-37: Suitable for wearing with feet the size of 36-37 38-39: Suitable for wearing with feet the size of 38-39 40-41: Suitable for 40-41 foot sizes to wear 42-43: Suitable for 42-43 foot sizes to wear 44-45: Suitable for 44-45 foot sizes to wear Small grid style 37-38: Suitable for wearing 36-37 foot sizes 39-40: Suitable for 38-39 foot sizes to wear 42-43: Suitable for 41-42 foot sizes to wear 44-45: Suitable for 43-44 foot sizes The above sizes are for reference only. Generally, if the feet are thin, it is recommended to take a size larger. If the feet are fat, it is recommended to take a size larger.