ALPINESTARS Supertech M10 Helmet - Ampress - MIPS® - Gloss Black/Yellow - XL 8300823-1414-XL Tree Stretch under the arms and

Stretch under the arms and on the inner arms for an optimized sport fit

Custom built 3D Thor's hammer and prayer on Harley-Davidson derby cover and points cover

Extremely high 108 dB rating for screaming loud high range frequencies delivered at high volumes with great sound quality

It maintains its shape even when fully loaded

ALPINESTARS Supertech M10 Helmet - Ampress - MIPS® - Gloss Black/Yellow - XL 8300823-1414-XL Tree Stretch under the arms andThe S M10's design offers a smooth, attractive, aerodynamic profile which is streamlined and free of any external channels and features that might act as a load point in an impact or compromise the overall integrity of the helmet's construction Surface curvature promotes reduced friction on impact, allowing deflection and transfer of energy to protect the rider's head from direct force to the skull and referred to the neck and spinal column The S M10