Big Star sneakers should be in your wardrobe! Made of eco leather. This model features the HI-POLY SYSTEM insole, which is breathable, moisture-absorbing, shock-absorbing, and resistant to abrasion and deformation. The lacing will ensure that the shoes fit perfectly. When choosing a size, please refer to the size chart.40-26/41-27/42-27,5/43-28,5/44-29/45-29,5/46-30cm