Size Chart: Foot length 23.0cm = Size EU 36 / US 5.0 / UK 4.0 Foot length 23.5cm = Size EU 37 / US 5.5 / UK 4.5 Foot length 24.0cm = Size EU 38 / US 6.0 / UK 5.0 Foot length 24.5 cm = Size EU 39 / US 6.5 / UK 5.5 Foot length 25.0 cm = Size EU 40 / US 7.0 / UK 6.0 Foot length 25.5 cm = Size EU 41 / US 7.5 / UK 6.5 Foot length 26.0 cm = Size EU 42 / US 8.0 / UK 7.0 Size 36 (230): foot length is 22.6-23.0cm, foot width is 8.5-9.0cm; Size 37 (235): foot length is 23.1-23.5cm, foot width is 9.0cm; Size 38 (240): foot length is 23.6-24.0cm, foot width is 9.0-9.5cm; Size 39 (245): foot length is 24.1-24.5cm, foot width is 9.5cm; Size 40 (250): foot length is 24.6-25.0cm, foot width is 9.5-10.0cm; Size 41 (255): foot length is 25.1-25.5cm, foot width is 10.0cm; 42 Size (260): foot length is 25.6-26.0cm, foot width is 10.0-10.5cm; Size 43 (265): foot length is 26.1-26.5cm, foot width is 10.5cm; Size 44 (270): foot length is 26.6-27.0cm, foot width is 10.5-11.0cm; Kindly take note: The size table is for reference purposes. Choose one size larger if the feet are wider. Measure guide: from the toe to the heel.