Classic ballerinas are made of natural leather. In addition, they have cutouts on the front and back of the upper. Soft leather insole ensures comfort. The flat heel ensures stability with every step. They are perfect for both elegant and casual styling. Ballerinas also have a reinforced heel. When choosing a size, refer to the size chart.3623/3724/3825/3925,5/4026/41/26,5 cm