5 Modes: Tricycle, balance bike and bike mode. Multifunctional tricycle is suitable for 1, 2, 3 years old boys and girls. We recommend 12-24 month olds to use the three wheel mode. 2-3 year olds use two-wheeled balance bike mode or bicycle mode. A newyoo toddler bike can meet all the needs of your child at different ages and help your baby learn to ride quickly. The best first bike for your baby.,Easy To Install And Use: The structural frame is simple and can be easily assembled in minutes just by referring to the included manual. Press the button to convert it into different modes One-click deformation, quick release pedals, allowing children to easily switch riding modes at will.,Sturdy and safe: The body is made of carbon steel and nylon rear legs, using high-quality aluminum alloy steel, EVA solid shock-absorbing wheels and environmentally friendly PP seats. Alloy steel frame and EVA wheels are EN188 and ASTM approved for long life.,Removable Backrest: the seat belt is fixed on the backrest, the backrest is detachable, and the backrest can be detached at any time when you grow up.,Easy To Adjust : The handlebar, seat and pedals are all adjustable, push the red button to adjust the handlebar and seat. There are 3 positions to place the pedals when switching between different modes.