Tyethy 20 inch Mountain Bikes for Boys and Girls, 7-Speed with Front Suspension, Disc Brakes, Fat Tire Kids Bicycles for Kids Ages 7-12 Year Old, Pink

Ergonomic Durable Steel Frame 7-Speed Drivetrain Equipped with front disc brakes, allow for more precise and controlled braking 20*2.125" Tires 85% Pre-Assembled rider height :4'-4'7"(48-55 inches)