Rival Boxing Lo-Top Guerrero Boots - Silver Snake Skin/Black Fully ventilated microfibre, mesh & patent leather upper and breathable mesh sock liner to ensure maximum airflow penetrating the shoe and cooling the foot from every side; Thin, flexible and durable outsole with a lot of grip; Ergonomic insole with superior cushion and arch support; High top profile giving a great support; 5.5 high. Weighs 390 g