Alpinestars S-M5 Helmets

The all-new Alpinestars SM5 helmet is the result of more than five years of intensive study, development and testing. The Alpinestars’ helmet development team scrutinised every possible aspect to engineer a helmet that is safe and thoughtfully designed to deliver optimal protection and comfort.  The SM5, a lightweight helmet that features a HiPro High Impact Polymer Parametric Shell incorporating a special polymer blend enhanced by varying degrees of thickness is engineered to deliver the optimal combination of impact protection & lightweight comfort.