The insole is marked 20cm. The sole length indicated on the boots appears to be as follows. *From the left in the first image. ① Sole length 190-200R ↑ I hope this helps. I'm selling these because my child has outgrown them♪ They've been worn quite a bit, so there are some scratches and scuffs, but they should still be good to go! They will be packaged with air cushioning for shipping. Please be aware of this.