Tips: 1. This is NOT Standard EUR \ US Size. 2. The foot length is the only standard for customers to choose the right size. 3. Insole length should be 0-1.5cm bigger than your foot length. 4. If you are not sure of the correct size, welcome to contact us. Note:Usually, order comes without shoes box. 1. Please allow 1-1.5 error due to the Manual Measurement; 2.Please choose the size only according to your foot length; 3. lf your feet is wide or thick, we suggest you choose one size large Please choose the size according to your Foot Length. If your foot length is 23.5cm. Choose size 37 =6 If your foot length is 24cm. Choose size 38 =6.5 If your foot length is 24.5cm. Choose size 39 =7 If your foot length is 25cm. Choose size 40 =7.5 If your foot length is 25.5cm. Choose size 41 =8 If your foot length is 26cm. Choose size 42 =9 If your foot length is 26.5cm. Choose size 43 =9.5 If your foot length is 27cm. Choose size 44 =10