Kask protone road helmet matt finish road helmets
Aerodynamic performance low weight maximum ventilation amazing looks a traditional aerodynamic helmet can be too warm but the ventilation holes on a standard road helmet can increase drag the kask protone has a revolutionary design which combines the best of both worlds developed and extensively wind tunnel tested together with team sky the protone delivers professional performance in a sleek and stylish package the protone weighs just 230g and uses a 3d dry padding with a multi layer open