Schwalbe Marathon Plus outer tire The Marathon Plus is Schwalbe's best-selling outdoor tire. The most puncture resistant pneumatic tire available. In addition to great puncture protection, the Marathon Plus also has great rolling resistance, useful if you need to cycle long distances. The Anti-Aging sidewall endures the typical overuse caused by underinflation significantly longer before cracks appear. This tire from Schwalbe is suitable for e-bikes traveling up to 50 mph. Specifications: Inch size: 28 x 1.40 ETRTO size: 37-622 Tire type: anti-puncture Type of bicycle: electric bicycle, city bike Reflection: yes Color: black Material: rubber Weight: 935 grams