1.Friendly, swiftly folding: the entire wheelchair is 6 kg in weight, 30 cm in width. You can fold it up deftly within 2 seconds, which really facilitates / enhances your mobility. 2. Reliable structural cushion: due to the resilience of carbon fiber, Cito-F1 features the structural strength on the C-shaped frame, bringing multi-aspect stability and safety to you. 3. Integrated, ergonomic wheelset: the integrated three-spoke wheelset becomes the best linkage between Cito-F1 and you without any bonding joint. You must try the ergonomic handrim to experience the brilliant propulsive efficiency and surprising feeling along the handling curve.