adidas - Vuelo Climacool (University Red/Black/Metallic Silver) - Men's: A light, flexible shoe with 360-degree ventilation. Open mesh nylon upper offers the best breathability and quick drying. Textile lining. Molded EVA insole for anatomical cushioning. Injected EVA midsole delivers long-term lightweight cushioning. Non-marking rubber outsole. Designed for indoor volleyball.