- The original: The archetypal high quality touring tyre. The highly elastic GreenGuard layer is 3mm 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 for much longer. Features: * E-BIKE READY: For motor assist up to 25/50kph depending on the model * REFLECTIVE STRIPE: For extra visibility * PROTECTION: GreenGuard - A 3mm flexible, special India rubber layer, partly made from recycled material * SIDEWALLS: TwinSkin which is an additional rubber coating to protect against cuts * COMPOUND / TPI: Endurance compound specific to Marathon tyres for maximum durability * TPI: 67 TPI * WEIGHT: 520g (700x25) **ETRTO:** * SCR1900: 23-622 * SCR1901: 25-622 * SCR1904: 32-559 * SCR1905: 37-622 * SCR1908: 47-305 * SCR1912: 47-507 * SCR1913: 37-590 * SCR1914: 40-559 * SCR1915: 47-559 * SCR1915B: 47-622 * SCR1916: 50-559 * SCR1916A: 44-622 * SCR1916B: 50-622 * SCR1917: 32-630 * SCR1918: 44-584