The new puncture proof tyres. After 10 years completely overhauled the Marathon Plus. The only Unplatt bar hoop has a new, dynamic profile and impresses with many inner values: rolling resistance. The patented, 5 mm thick SmartGuard insert has a significant advantage in rolling resistance over all imitation products. In the latest version, this projection goes even further. , recycled. Also in SmartGuard, we can now use a percentage of recycled rubber from old latex products. Anti-ageing side panel. Withstands the typical loads caused by too low air pressure much longer and then leads to nasty cracks. E-bike compatible. The most important sizes are tested and tested for e-bikes up to 50 km/h. Approved are the following sizes: 47-406, 47-559, 37-622, 40-622, 47-622. 700x38C Bra Box contents: (1 pair) 2x Schwalbe Marathon Plus 14 Wire Reflex 28 x 1.50 40-622 700 x 38C bicycle tyres, unstoppable