Size--------- Inside Length(CM)

Size 28: insole length 18.0cm

Size 29: insole length 18.3cm

Size 30: insole length 18.9cm

Size 31: insole length 19.6cm

Size 32: insole length 20.2cm

Size 33: insole length 20.7cm

Size 34: insole length 21.1cm

Size 35: insole length 22.3cm

Size 36: insole length 22.8cm

Size 37: insole length 23.5cm

Size 38: insole length 24.0cm

Size 39: insole length 24.5cm

Size 40: insole length 25.0cm

Foot Length + (0.5~1cm)=Inside length(cm)

Notes
Size Details: (1cm=0.39inch, 1inch=2.54cm)

Pleas allow the color different.

Please allow slight (2-3%)manual measurement deviation for the data.

Please check the measurement chart carefully before you buy the item