it is rigorously tested to provide maximum ventilation and durability in demanding motocross environments

Offering increased levels of protection

thermal liner to provide warmth during cold mornings and evening rides

Alpinestars advanced softprene and microfiber construction for the optimal blend of comfort and durability

as well as a reinforced toe-box

sm3 solid helmet ece06 black glossy YGroup_1722724 it is rigorously tested toExpertly engineered for MX and Enduro riding, the S M3 Solid Helmet is a lightweight off road solution designed for superior impact protection and rider comfort. Featuring a thermo injected shell with a patented visor release system and a low friction internal coating, it effectively reduces rotational acceleration forces during impacts. This ECE 22. 06 certified helmet includes a maximized ventilation system with 17 ports and integrated hydration