Preferred material: Our sports shoes are made of lightweight elastic and flexible materials which can reduce the burden on the feet; the fabric of the shoes is soft and comfortable skin-friendly and breathable and does not rub the feet. Thoughtful design: Our running shoes pay great attention to comfort so we have put a lot of effort in the design of fabrics materials and shapes making our running shoes light and breathable non-slip and wear-resistant breathable and quick-drying shock-resistant and comfortable allowing you to run freely without restraint. Size: The size is US size please refer to the size chart to choose the appropriate size. Washing method: It is recommended to wash by hand wash with cold water do not soak for a long time do not bleach and do not expose to the sun for a long time.