Men's Big Star sneakers are made of a combination of textile and eco-leather. Classic lace-up model. This shoe has a Memory Foam System insole that remembers the shape of the foot, provides a perfect fit, absorbs shocks, is resistant to deformation and allows moisture evaporation and temperature control. These shoes are extremely lightweight, which makes them extremely comfortable to use. When choosing a size, please refer to the size chart.41-27/42-27.5/43-28/44-28.5/45-29.5cm