Alpinestars S-R10 Motorcycle Helmet Colour:White 50% polyester jersey

50% polyester jersey

Run Time: 26 hours on High

This composition provides enhanced shock-resistant performance while maintaining a lightweight structure

Direct bolt on replacement pre-installed spring allows for quicker setup

5% cow leather

Alpinestars S-R10 Motorcycle Helmet Colour:White 50% polyester jerseyFEATURES Outer Shell Utilizes molding technology with a multi composite combination featuring a 3K high density carbon outer layer, a uni directional carbon composite layer, an aramid fiber layer, and a fiberglass one 3K high density carbon outer layer provides strength and efficiency of energy dissipation over the shell Layered composite combination created by bonding everything together with an epoxy resin already applied on the pre preg fiber,