2.Promotes development with music, light and rhythm 3.Padded seat, removable for washing 4.Folds flat for easy storage and travel 5.3 height adjustment settings for a customized ride 6.The rear bar of base could be detachable 7.2 in 1 walker and pushable walker 8.Brake pads to help prevent falls on stairs 9.Rear grip wheels reduce movement to provide more safety