How to choose the right size:
Foot length of your kids+0.5~1cm=insole length
Size 26: insole length 16.0cm
Size 27: insole length 16.6cm
Size 28: insole length 17.2cm
Size 29: insole length 17.8cm
Size 30: insole length 18.5cm
Size 31: insole length 19.2cm
Size 32: insole length 19.8cm
Size 33: insole length 20.4cm
Size 34: insole length 21.0cm
Size 35: insole length 21.6cm