Schwalbes best selling model. The most puncture resistant pneumatic tire there is. In addition to the superior puncture protection it features many inner values:Features:- Rolling resistance: The patented, 5 mm thick SmartGuard layer, when compared to all generic products, has a significant advantage in rolling resistance.- Recycling: Also in the SmartGuard, we use a proportion of recycled rubber from old latex products.- Anti-aging side wall: It now lasts much longer before deveolping unsightly cracks when subjected to use with too low air pressure.- E-Bike ready: Due to its great properties Marathon Plus is the best choice for E-Bikes (E-25). The main sizes are approved and tested for E-bikes up to 50 km/h.Specifications:- Size: 35-349 (16 x 1.35)- Performance: SmartGuard- Compound: Endurance- Weight: 480 gTechnology:SmartGuard:- The safest puncture belt for bicycle tires. Unbeatable for more than 15 years. It has proved itself in practice more than any other tire. Only tires with SmartGuard® are real flat-less tires. Available exclusively from Schwalbe.