Flat-less especially for E-Bikes. Maximum riding safety at high speeds and on long tours. Highest Marathon quality tires refined for the special demands of an E-Bike. Safety: Schwalbe puncture protection level 7. The patented SmartGuard protection layer is additionally supported by two layers of RaceGuard fabric. This "Smart-DualGuard" protects even better against sharp objects. Control: The ADDIX-E compound, specially developed for the use on E-Bikes, provides outstanding grip even at high speeds and also maximum durability.