1) folding bike with 6 speeds, 20í¦ wheel 2) comfortable: magnesium alloy frame, it has much advantages than the normal aluminum, like light weighted, high strength, shake reduction and noise absorption etc. 3) Appearance: 3D innervate sculptio; durable FCT coating 4) light weighted: key break out for the material, more little and more convenient after folding; Also convenient for ladyí»s carrying 5) guard against theft: carrying along with body; free ticket for undergound; could be consignated by supermarket; lay below office dest 6) Facility: seconds for folding 7) using: suitable for men and ladies for any ages above 130 centimetre height 8) Environmental: magnesium alloy materials; green environment protecting; could be reclaim for re-use 84x34x63cm per box, weight is 21kg