Fashionable Big Star sneakers are made of airy and elastic fabric. In addition, they have inserts made of eco leather and eco suede. Slip-on model with lacing. The Memory Foam System remembers the shape of the foot, provides a perfect fit, shock absorbing, deformation resistant and allows moisture evaporation and temperature control. These boots were mounted on a massive platform. They have a firm heel. When selecting a size, use the size chart.36-23.5/37-24/38-24.5/39-25.5/40-26/41-26.5cm