Sena Expand Bluetooth 3.0 Headset Communication Head Set Accessories Size:One Size Overlapping patella area with CNC

Overlapping patella area with CNC forged 6061 T-6 aluminum stops leaves no gap exposed

This channel guides sweat to run across the top and down the sides of the frame

Anti-rash stretch hyperthread

an early Ray-Ban icon

Sena Expand Bluetooth 3.0 Headset Communication Head Set Accessories Size:One Size Overlapping patella area with CNCSena Expand Bluetooth 3. 0 Headset Communication Head Set Accessories This water resistant Bluetooth headset was designed to give you a stable, secure fit in any situation Use the Expand to communicate from headset to headset, take hands free phone calls, or listen to music from your smartphone Built to be water and sweat resistant, you wont have to think twice about keeping your Expand headset on your head as the weather rolls in Bluetooth 3. 0