Alpinestars SM5 Corp Helmet - Dark Grey

The SM5 helmet has been designed to provide MX riders with a helmet that is safe and purposefully designed to deliver optimal protection and comfort. The lightweight SM5 helmet features a thermo-injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight, while the five density EPS liner ensures the correct density in the correct area for enhanced impact absorption.

• Lightweight outer shell is constructed from a technologically advanced impact resistant thermoplastic
• The inner and outer surfaces are engineered to minimize the effects of oblique impacts
• Multiple density inner liner to ensure the correct density in the correct area for enhanced impact absorption
• Softer EPS liner which extends beyond the helmet shell itself
  
• Maximized ventilation thanks to multi-air inlets and exhaust ports.
• Helmet weighs approximately 1,350 grams for a size medium
• The visor has been designed to direct air into the ports for enhanced airflow.
• Meets or exceeds ECE 22.05 safety ratings