Size Reference

SIZE 26=inner length 16cm
SIZE 27=inner length 16.6cm
SIZE 28=inner length 17.3cm
SIZE 29=inner length 18cm
SIZE 30=inner length 18.7cm
SIZE 31=inner length 19cm
SIZE 32=inner length 19.5cm
SIZE 33=inner length 20.2cm
SIZE 34=inner length 20.9cm
SIZE 35=inner length 21.5cm
SIZE 36=inner length 22.2cm