Zeronine Z9-AKRBlackOps Carbon Fiber Large Full Face Helmet Exceeds SNELL SA/K2005, U.S. DOT ratings and standards for competitive Auto / Kart racing Fire retardant Nomex provides the best in fire protective lining Removable, padded, washable liner to provide the best sweat wicking capabilities Optically correct clear polycarbonate lexan visor (Tinted visors available separately) Includes 3 installed tear-offs