This folding bike features adjustable deformation porous double stem allowing you to adjust the width according to your specific needs. Make from aluminum alloy materials, anticorrosion, Enduring. It provide a strong structure while ensuring a comfortable Cycling . Hollows designs of this folding bike contributes to its overall light weight constructions. Equipped with a double systems, this bike ensures a smooth and efficient Cycling . It great and stability, allowing you to ride with confidences.