1. Material: plastic, PVC 2. Function: breathable, non-slip 3. Process: Injection shoes 4. Size: 40-44 5. High-quality shoe upper material, not easy to break 6. Breathable and comfortable inside, not stuffy feet 7. Soft material, leaving no traces on bending, fits the soles of the feet for walking 8. Remarks: This item is subject to the size of sports shoes, 2 yards smaller
