To Customer: 1.The Number under the soles is not size,it is the Serial number of factory. 2. Due to the problem of the display, the color of the picture and the actual product may be slightly different. 3. The shoes just leave the factory will have some smell, just put it in a ventilated place after you receive. 4. If you can`t confirm the size of your shoes. Feel free to contact customer service, we will help you solve it. 5. If your instep is HIGH or feet are WIDE, please choose shoes that are one size larger. 6. If you have any questions after you receive the goods, feel free to contact us, we are willing to help you solve it Please note: The sole of our shoe has the production lot number of the shoe. This number is not a "US code".