The best girls bike will foster your kid's love of riding! The kids bike has a high-carbon steel frame with 2 customized designs, including a 21.5"-24" adjustable saddle & a 27.5"-29"adjustable handlebar, to grow with kids. More, the children bike features dual brakes for higher security. With a hand brake & a coaster brake (pedal backwards to stop), children can instantly stop the bike. Also, the kids bicycle has a fully enclosed chain guard & multiple reflectors for better safety. Considerately, the girls bike has 2 training wheels, you can push to remove them. Together with 14" nylon rubber wheels & anti-slip pedals, kids can enjoy a stable riding on the grass, cement floor or boardwalk, while wheels are leak-proof, wear-proof, puncture-proof. The detachable doll seat allows carrying dolls or teddy bears for an adventure. Finally, please measure kid's inseam & compare with saddle height to check if the rider can touch the ground.Note: measure kid's inseam and compare with saddle height to check if the rider can touch the ground