The original. The archetypal high quality touring tyre. Now completely revised:GreenGuard. The highly elastic, India rubber layer is 3 mm thick. Other manufacturers call such a tyre "Plus". However, Green is not just the colour, but also the philosophy: One third of the GreenGuard is made up of recycled latex products."Anti-Aging". The completely new sidewall construction can withstand for much longer the typical cracking resulting from overloading due to insufficient inflation pressure. Also the new Endurance Compound substantially increases durability.E-Bike Ready. The new Marathon has been designed for use on all types of E-bikes. The 26" x 2.00 size bears the ECE75 mark, suitable for use on faster, up to 50 kph, E-bikes.26" x 1.5Â (730g).26" x 1.75Â (875g).26" x 2.00Â (970g).26" x 1 3/8"Â (700g).