Schwalbe tire Energizer Plus R Black Addix GreenGuard TwinSkin, 28x2.15/55-622. Specially made for E-bikes. The new Energizer Plus has an ultra-modern, dynamic touring profile with a smooth center section and highly diamond-plated side surfaces. This means it rolls lightly on the street and has good grip, even on unpaved roads. The Addix E-compound specially made for E-use, for maximum durability, low rolling resistance and exceptional grip, even at high speed. Reliable puncture protection in everyday use is guaranteed by the proven, 3 mm thick GreenGuard anti-puncture layer. Naturally, the new Energizer Plus is ECE-R75 certified. The Marathon Energizer Plus is suitable for E-bikes up to 50 km/h. For these fast E-bikes - S-pedelecs with approval, insurance, pedal assistance, above 25 km/h, this special approval of the tires is necessary. It is therefore recommended to use E-bike tires with the ECE-R75 approval valid in Europe for these E-bikes.