Lotto - Revenge (White/Metal Gun Grey) - Men's: Microfiber top and nylon mesh upper with air vents for ventilation. Cage-System lacing for a secure and stable fit. Removable EVA insole with air vents. Molded EVA midsole. Reinforced toe-cap. LONGLAST 40 outsole for increased durability. PUNTOFLEX flex control system. Shoe weighs 17 oz.