Ondřej Novotný from Festka Bicycles in the Czech Republic, shows us a racing team bike made with what they call "sandwich tubes". The "sandwich tubes" have 2 layers of carbon, kevlar honeycomb and are puncture resistant. The tube stiffness can also be defined for each individual rider.

httpv://www.youtube.com/watch?v=e9PA8E7XvhE&hd=1

For more information visit www.festka.com