Big Star women's sneakers are made of textile material. This model is slipon and has additional 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 shoes are great for everyday wear because they are light and comfortable. When choosing a size, refer to the size chart.3623,5/3724/3825/3925,5/4026,5/4127cm