Choose the size according to your foot length (don't choose the size according to the usual size in your country!!!) 35 Suitable for foot length 22.5 cm 36 Suitable for foot length 23cm 37 Suitable for foot length 23.5 cm 38 Suitable for foot length 24cm 39 Suitable for foot length 24.5 cm 40 Suitable for foot length 25 cm 41 Suitable for foot length 25.5 cm 42 Suitable for foot length 26cm 43 Suitable for foot length 26.5 cm 44 Suitable for foot length 27cm 45 Suitable for foot length 27.5cm 46 Suitable for foot length 28cm 47 Suitable for foot length 28.5cm 48 Suitable for foot length 29cm 2. Due to manual measurement, please allow 0-0.5cm error in size. 3. If you have any questions, please contact our customer service first, we will help you solve it. Please read our size chart carefully! It can help you choose the right size based on the length of your foot. Please note that if your feet are too long or too wide, please choose a size that is one size larger than usual.