700c, 27-Inch & 650c

The compound has a much lower internal resistance making it particularly suitable for roller training. - Insider should not be used on the road! - Folding Bead

- For a safer journey. You have full control on icy roads with the Marathon Winter Plus. - For best possible puncture protection, it comes with a SmartGuard layer. - Spikes work best on ice at the minimum pressure - At max pressure, noise is reduced to a minimum on ice-free roads.