Child's Height: 53-65 inches 95% Pre-assembled in Box Frame: Steel Fork: Steel Handlebar: Steel Rim: Steel Tire Wanda: 20"*2.125, A/V Shortest grip length for small hands B.B Parts: RoyalBaby patented bearing Brake style: Front Caliper brake; Rear band brake offer double safety measures for riding Kickstand: included for 20“ Accessories: Tool, Bell, Fenders, and Basket Weight: 12.3 kg / 10.6 kg Wheel Size: 20" RoyalBaby patented brake lever Seat and Handlebar height is adjustable Max. Rider Weight : 75 kg (165 lbs) Box Dimensions: 112 x 17 x 63 cm Training Wheels is bought separately for 20"