The Marathon Plus is the only tire in the world that is truly flat-proof. With its unique, patented five-millimeter-thick puncture protection layer and special elastic rubber, even a thumbtack can't puncture this tire. But the new Marathon Plus has even more to offer. It rolls lighter than ever and, thanks to the Anti-Aging sidewalls, is also extremely durable. This tire is also suitable for fast E-bikes. Product specifications: - Five-millimeter-thick puncture protection layer - Made of special elastic rubber - Flat-proof, even against thumbtacks - Rolls lighter than other tires with a comparable puncture protection layer - Protected against premature aging and overload - Endurance-compound rubber mix for thousands of kilometers of riding pleasure - Contains recycled natural rubber - Suitable for E-bikes with pedal assistance up to 25 km/h