Schwinn Easy Assembly 12-Inch SmartStart steel bike frame is great for kids learning to ride. Fits ages 2 to 4, or 28” to 38” Lighter frame, narrower pedal positions, and smaller grips provide a more stable, confidence-building ride Simple single-speed drivetrain is easy to use. Intuitive rear coaster (pedal) brake delivers secure stops Kid-friendly saddle with handle for towing and storage. Adjustable seat post lets the bike grow with your child Quick Build tool-free assembly. Includes removable training wheels for learning riders