sm3 top vent sides white Color_Dark Gray Featuring a multi-material poly-fabric stretch

Featuring a multi-material poly-fabric stretch chassis with laser-cut ventilation and the innovative SX2 magnetic buckle

CE and UKCA Level 1 hip protectors integrate with a breathable mesh sleeve and strategically mapped padding informed by rider crash studies

a sport collar for comfort

improved material selection

palm slider

sm3 top vent sides white Color_Dark Gray Featuring a multi-material poly-fabric stretchExpertly designed for the S M3 helmet, these Top Vent Sides are essential replacement components for maintaining peak ventilation performance during off road riding. Constructed from durable, high impact plastic, they feature precision engineered airflow channels to ensure consistent cooling and heat management. These genuine Alpinestars accessories guarantee a perfect fit and seamless integration with your motocross gear ecosystem.