1. lovely colour,competitive price and higher quality 2. comfortable for kid,popular in and out of China 3. 1.Rim Size: from 12" 16" 20"2. Bike Frame: steel and painting, 3. Bike Fork: steel and painting, argon-arc welding4. Rim: 12" 16"20" steel 5. Handlebar and stem: CP, argon-arc welding Φ22X0.8-1.2mm6. Tyre: 12"x1.75, 16"x1.75, 20x1.75 or 1.95 2.125 air tires 7. Chain wheel & crank: 12"28T× ...