Specification: Foot length 22.5cm =Size 36-37=Fit for 35-36 Foot length 23.5cm =Size 38-39=Fit for 37-38 Foot length 24.5cm =Size 40-41=Fit for 39-40 Foot length 25.5cm =Size 42-43=Fit for 41-42 Foot length 26.5cm =Size 44-45=Fit for 43-44 Foot length 27.5cm =Size 46-47=Fit for 45-46 Foot length 28.5cm =Size 48-49=Fit for 47-48 Foot length 29.5cm =Size 50-51=Fit for 49-50 1.The size is small for Asian sizes, it is recommended to choose 1-2 sizes larger when purchasing. 2.Due to the difference between dilferent monitors, thepicture may notreflect the actual color of the item. 3. For your comfort wearing, Please choose thesize according to the foot length data.Stand straight, the length of the toes and the heel is the foot length 3. The length of the left and right feet will be slightly different, please measure a large amount. 4. lf the feet are thick and wide, it is recommended to choose one size larger 5.Due to different measuring tools, there may be an error of 1-3cm. Please refer to the received product as the standard