Size: M 7 / W 8 M 7.5 / W 8.5 M 8 / W 9 M 8.5 / W 9.5 M 9 / W 10 M 9.5 / W 10.5 M 10 / W 11 M 10.5 / W 11.5 M 11 / W 12 M 11.5 / W 12.5 M 12 / W 13 M 12.5 / W 13.5 M 13 / W 14 M 14 / W 15 M 15 / W 16 M 5 / W 6 M 5.5 / W 6.5 M 6 / W 7 M 6.5 / W 7.5