Women's sandals with ankle uppers are made of eco leather. This model also has perforation. Fastened with an adjustable strap with a buckle. The sandals were set on a flat heel and a platform with grooves. The insole made of eco leather will allow for comfortable use. When choosing a size, please refer to the size chart. 35-23/36-23,5/37-24/38-24,5/39-25,5/40-26/41-26,5cm