Criterium
The choice of profesional riders since many years.
Victories on classic races and many podiums have
proven Criterium is Challenge finest pro-racing tire.
Use : Road Racing    TPI : 300TPI
Color: Black/Brown, White/Black, All Black

Available as Tubular and Open Tubular

Forte
Same internal structure of the professional's
Challenge Criterium, with just a more agressive
thread design for slippery and wet road conditions.
Use : Road Racing   TPI : 300 TPI

Tubular available in color Black/Brown and All Black
Open Tubular available in color All Black