the 10S maximizes the enjoyment factor of your ride by keeping you in touch with up to four riding companions via crystal-clear HD audio

2 shell sizes

so that you can write your own message on the back of your helmet and change it as often as you like

glossy shine on your entire bike

60 % polyester / 40 % cotton

Alpinestars Youth Bionic Action Jacket-Black/Yellow Style:Youth the 10S maximizes the enjoymentIncorporating new, innovative outer shell grid technology that is extremely lightweight and ventilated, the Youth Bionic Action Jacket is ideal for the youth or smaller framed riders. With CE certified protection and an engineered ergonomic design this versatile jacket is constructed from a durable elastane stretch mesh and can be integrated with Alpinestars Youth Neck Supports. The back protector is constructed from a high performance polymeric