Constructed with a single-layer high-flex stretch chassis

The jacket’s Drystar® liner can be worn over or under the main outer shell for real-world practicality and versatility

Multi-season functionality

it delivers superior airflow and moisture management in demanding conditions

s m3 radium visor ece06 red motochrome red fluo white glossy Size:One Size Constructed with a single-layer high-flexThe SM3 Radium Visor is an official Alpinestars helmet accessory designed to restore coverage, roost deflection, and the original look of S M3 Radium motocross helmets. Developed for MX riders who demand precise fit and seamless integration, it delivers a dependable replacement solution that keeps your helmet ready for track and off road use.