The originalThe archetypal high quality touring tire. The highly elastic GreenGuard layer is 3 mm thick. One third of the GreenGuard is made up of recycled latex products. The “Anti-Aging” sidewall can withstand the typical cracking that results from  overloading due to insufficient inflation pressure for much longer.Level 5 GreenGuardSame principle as the SmartGuard, but only about 3 mm thick. One-third of the highly elastic India rubber is made up of recycled latex products.RecyclingOld products made of natural rubber (such as gloves, tubes...) are crumbed and, over several procedural steps, used as base material in the puncture protection system.E-Bike ready 25In standard pedelecs that have motor assist up to 25 km/h, there is no legal requirement for a special tire. But even with these bikes, loads and average speeds are higher than in regular bikes, therefore we recommend only certain tires as “E-Bike Ready 25”.Ebike ready 50Special tires are necessary for fast E-bikes. The best solution is tires with ECE-R75 certification, valid throughout Europe.Performance LineExcellent quality for intensive use.,These are the best value for money tires..