ALPINESTARS SM5 HELMET FEATURES

•  Lightweight outer shell is constructed from a technologically advanced impact resistant thermoplastic in two sizes.
•  The inner and outer surfaces are engineered to minimise the effects of oblique impacts.
•  Multiple density inner liner to ensure the correct density in the correct area for enhanced impact absorption.
•  Patented visor release system ensures the visor is released with the correct pre-determined amount of force, irrespective of the angle of impact.
•  Maximised ventilation and high levels of heat transfer exchange thanks to multi-air inlets and exhaust ports.
•  The visor has been designed to direct air into the ports for enhanced airflow.
•  Side shell couple with soft EPS foam prevents damage to collarbone in the event of a crash.
•  Stainless steel D-rings to ensure a tight and secure fit.
•  A size Medium weighs 1260g (ECE) 1380g (DOT).
•  The SM5 helmet conforms to both DOT certification and ECE homologation for use worldwide.