Expertly designed for the S-M3 helmet series, the S-M3 Radium Visor is an official Alpinestars replacement part engineered for off-road performance. Featuring a high-grade radium coating for superior optical clarity and glare reduction, it is fully ECE 22.06 certified for impact protection. This durable polycarbonate visor ensures a precise fit and reliable protection during intense motocross and off-road riding conditions.