Fixed front wheel provides increased stability whether jogging or running at training pace. Easy, two-step folding, lightweight frame for convenient transport and storage. State-of-the-art, adjustable suspension system provides an exceptionally smooth ride. Accessory Adapter allows for quick and easy attachment of BOB® Infant Car Seat Adapter or Snack Tray. Ultra-padded and adjustable reclining seat for enhanced comfort. Five-point padded harness keeps your child comfortably secure.