Designed to be thicker on the road side and a little thinner on the rim side to keep the rolling weight lower than a standard thorn resistant tube.

The Freedom Thorn Resistant 700C Tubes came in 4 sizes and 2 valves:

• 20-25c with Presta or Shrader 48mm valve
• 28-32c with Presta or Shrader 48mm valve
• 35-42c with Presta or Shrader 48mm valve
• 42-47c with Presta or Shrader 48mm valve