Growing riders stay comfortable on this adjustable 16 in bicycle built around a strong carbon steel frame. The handlebar and seat raise to match a child from age four through eight. A handbrake, coaster brake, and enclosed chain guard work together for dependable stopping. Anti-slip tires roll smoothly on sidewalks, driveways, and park paths, and removable training wheels offer stability during learning. A bell and basket add playful character. Astm and Cpsia certified.