12- to 24-Inch

- RaceGuard protection with a double layer of Nylon fabric under thetread - Endurance compound rubber for the highest durability - E-bike ready—suitable for speeds up to 50kph

- 3mm thick protective layer - The archetypal high quality touring tire - E-Bike Ready. You can choose every Marathon for your E-Bike (E-25). The main sizes are approved and tested for E-bikes up to 50 km/h (E-50).

- New tread design, improved compound and quality workmanship - The Schwalbe One sets a new benchmark in terms of quality and performance

Smart Sam goes well on any terrain and even on the road it rolls effortlessly. It will roll over just about anything in the Double Defense version.

Schwalbe's Marathon Plus is legendary for durability and protection. Their nearly impenetrable 5mm-thick SmartGuard layer almost eliminates flats over the course of the tire's excellent, long life. Whether you're setting out on a cross-country bike tour, cruising on a tandem, or just want peace of mind during your daily commute, the Marathon Supreme is in it for the long haul.