Alpinestars Supertech M5 Solid MX Helmet (2025) YCRF_communication_systems 5" or Wide 8

5" or Wide 8

They're the ultimate garment for hot summer days on the bike thanks to their ideal ventilation points

Full-length center front zipper with comfort guard at collar

14% polyurethane

Alpinestars Supertech M5 Solid MX Helmet (2025) YCRF_communication_systems 5" or Wide 8FEATURES Constructed from a special lightweight and impact resistant thermo injected polymer, results in a significantly lighter helmet with increased structural strength and outer shell uniformity in two outer shell sizes Inner shell includes multi density advanced EPS construction for optimal impact absorption performance in three sizes Features two concepts for impact energy management including a resin coated inner shell surface that noticeably