Combed ringspun basic tee

Incorporates Alpinestars 'Race' spec Supertech R10 aero hump

5-6L fixed main back compartment

Content: 80% Cotton / 20% Polyester

Constructed from high-quality Lucite for quality and durability

HJC 20B Smart BT Communication Head Set Accessories Color:Black Combed ringspun basic teeHJC 20B Smart BT Communication Head Set Accessories SMART HJC 20B is a Bluetooth communication system co developed with SENA tailored specially for HJC helmets. SMART HJC Bluetooth 20B can be installed on HJC's various models and due to compact size and aerodynamic design of the Bluetooth unit, it enhances overall look and aerodynamic design of the shell Includes control unit, battery unit, speakers, boom and wire mics Based on SENA's best selling