Main Color:Yellow, gray, blacksize:27.5 inch,29 inchMain Material:SteelUse Case:Garden OutdoorSport or Fitness Type:CyclingProduct DimensionsAssembled Length (in.):68.50Assembled Width (in.):27.10Assembled Height (in.):40.55Weight (lbs.):38.30Package SizeLength (in.):53.94Width (in.):28.35Height (in.):7.87Weight (lbs.):45.20 Sturdy and durable steel frame, provide safe and stable cycling experience,comes 85% assembled. 8-speed rear derailleur and 8 speed shifter,make gear changes easy and smooth. Suspension fork soak up bumps and thumps to provide you a durable riding experience 26*1.95 Inflatable rubber tires,excellent traction shock absorption fit all-terrain adventures. Front and rear double disc brakes, Sensitive braking system More secure and faster.