How to choose the correct size: Step 1. Please measure your foot length carefully, when you choose the size. Step 2. Please choose the correct size according to your foot length For example, if your foot length is 26.2 cm, you should choose the size 42. Step 3. If you are not sure of the correct size, you can click Contact Us!!! Feet length=Insole length-(0～1.5) cm NOTE: Don't choose the size based on the Insole length and Outsole length! Size 36, Foot Length: 230mm Size 37, Foot Length: 235mm Size 38, Foot Length: 240mm Size 39, Foot Length: 245mm Size 40, Foot Length: 250mm Size 41, Foot Length: 256mm Size 42, Foot Length: 262mm Size 43, Foot Length: 268mm Size 44, Foot Length: 274mm Size 45, Foot Length: 280mm Size 46, Foot Length: 286mm