The Green Marathon Tire - 700 x 38-40 is the ultimate choice for puncture protection, durability, and eco-friendliness. It boasts a Green Guard protective layer, making it the top touring tire. Additionally, it is E-Bike Ready and has been approved and tested for E-bikes up to 50 km/h. Made from fair trade rubber, it is the most environmentally friendly bicycle tire on the market, with 70% of its materials being recycled or renewable. It also contains 98% pollutant-free "Carbon Black" (rCB). The sleek and modern tread design adds a sporty touch to this high-quality tire.