If your foot length is 24.5cm, Please choose size 7=39 here.

If your foot length is 25cm,Please choose size 7.5=40 here.

If your foot length is 25.5cm, Please choose size 8=41 here.

If your foot length is 26cm, Please choose size 8.5=42 here.

If your foot length is 26.5cm, Please choose size 9.5=43 here.

If your foot length is 27 cm, Please choose size 10=44 here.