The blue Tacx trainer tyres have been developed specifically for riding on the indoor trainers. The special rubber minimises the risk of overheating, slipping and wear and tear. They are also quieter than the regular rear tyres on racing bikes or mountain bikes.Features- Specifically developed for riding on a home trainer- Not suitable for outdoor cycling- Reduce noise- Prevent wear and tear on the trainer- Unique Tacx compound providing extra long durability Rim not included