Frame material 12 "high carbon steel frame Foldable frame Pull up Black folding handlebars Foldable nose Front fork Hard fork The frame is foldable brake Front clamp brake/rear drum brake Comfortable saddle Inner tube American natural rubber inner tube Fine tyre Outer tyre Thickened rubber outer tire Integrated brake handle Central axis 3C central axis Handlebar style Handlebars Suggested height 70-110CM Body length 98cm Handlebar height 78cm