Alpinestars Youth Supertech M3 Radium MX Helmet (2025)

FEATURES

• Anatomically engineered and profiled specifically for youth and younger riders
• Optimized for MX, Enduro and Offroad use
• Features a thermo-injected shell incorporating a special polymer blend
• Engineered to deliver the optimal combination of impact protection and light weight
• Lightweight outer shell is constructed from a technologically advanced impact-resistant thermoplastic
• Inner shell is constructed with a composite fiber assembled between the outer shell and the EPS liner for maximum protection against impacts
• Fit can be tailored to the rider’s head thanks to the helmet’s crown and cheek pads
• Medium and Large share the same EPS size and allows Medium to configure to a Large as the rider grows
• Multiple density inner liner ensures the helmet is equipped with the correct density in the correct area for enhanced impact absorption, while also helping reduce overall weight
• Inner and outer surfaces are engineered to minimize the effects of oblique impacts
• Alpinestars low friction coating is applied to the inner part of the main EPS liner to reduce the rotational acceleration forces that can result from certain oblique impacts
• Alpinestars visor release system ensures the visor is released with the correct pre-determined amount of force, effectively reducing the forces on the rider’s neck during an impact
• Comfort liner is constructed using recycled materials for a lower carbon footprint
• Hydration tube channels are integrated into the helmet’s cheek pads for convenience and performance
• Maximized ventilation and high levels of heat transfer exchange thanks to ten inlets and seven exhaust ports
• Visor has been designed to direct air into the ports for enhanced airflow
• Equipped with an Emergency Release System (ERS) and removable cheek pads to permit the safe and easy removal of the cheek pads while the helmet is still on, while the 3D contoured foam ensures rider comfort
• Soft textile chin strap is 25 mm for optimal safety and rider comfort
• Stainless steel D-rings ensure a tight and secure fit
• Weighs 1,170 g