The Shuttle 18 is double folding commuter e-bike, It can be folded into horizontal direction as regular bike When folded, is small enough to fit into a shopping bag; It also can be folded into vertical direction, so that it can roll forward by pushing the saddle easily When folded by vertical direction, occupied space is minimized on ground,It can roll forward into trains, and metro, especially rolling on a Slope of the platform, that it is much convenient. It is really fast, comfort and convenient perfectly when you cycle SHUTTLE 18 e-bike with effortless in a city.