Teenage Mutant Ninja Turtles Boy's Bicycle High-tensile steel kids frame keeps the ride stable and fun Coaster brake makes stopping intuitive and easy; simple single-speed riding is perfect for beginners Included training wheels make learning to ride easy and fun; they're detachable when no longer needed Tool-free adjustable seat post for easy height adjustments as your child grows Team Turtles handlebar plate and chain guard take play time to a new level