Comfortable men's sports shoes by Big Star. The upper is made of a combination of eco-leather and textile material. This model has a MEMORY FOAM SYSTEM insole that remembers the shape of the foot, ensures a perfect fit, absorbs shocks, is resistant to deformation and allows moisture to evaporate and regulate temperature. When choosing a size, refer to the size chart.41-26.5/42-27.5/43-28.5/44-29/45-29.5 cm