Weight only 7.9 kg New Ergonomics: Saddle post with extra large adjustment range Cranksets with super narrow Q-Factor, only 140 mm Handlebar with 12° bend for ergonomic hand position New stem without edges Adaptable "Adaptive Frame" 8-speed Shimano Altus gear system with twist grip Internally routed cables All-round tires 20 x 1.75 For children around 4.5-7.5 years old / 105-125 cm tall