Product detailed description Materials upper 80% recycled polyester, 12% polyurethane, 6% polyester, 2% cotton lining 60% polyurethane, 30% polyester, 10% cotton insole 80% polyester, 20% elastane sole 100% rubber Size chart In the table we always indicate the inside size of the shoe. We prepare the table based on our own measurements with the Plus12 (internal length) and Clevermess (internal width) tools. The optimal oversize for year-round shoes is 1-1.2 cm. Recommendations for foot measurement and choosing the right size: Made in the EU, the materials meet European standards and are safe. sneakers by Reima Astel Grayish green