If your foot size does not change in all sandals, slippers, ballerinas and sneakers, we recommend that you buy the exact same size. However, if you have a fleshy and bony foot structure, we would like to inform you, our valued customers, that you buy one size larger so that the arch and sides of the product do not squeeze and bother your foot. Standard heel Standard mold Heel length 3 cm Non-platform Mold 100% Domestic Production Colors may vary due to differences in light in studio shots.