Features The Summit X3 Jogging Stroller is q performance-ready jogging stroller that enables you to hustle with 2 The unique, hand-operated deceleration brake and handlebar tether strap keep you in control whether you need to head downhill or pick up the pace Its striking design raises the bar on style and features reflective accents for better visibility in the streets This jogging stroller's front swivel wheel easily locks for jogging or running The Summit X3 Double sports padded near-flat reclining seats and vented seat tops to increase airflow when reclined Uv 50+ canopies with mesh windows keep children shaded while allowing you to easily check in One-action compact fold makes it simple to store Near-flat reclining seats and magnetic side vents for increased air circulation will keep your children cool and comfortable Rear parking brake All-wheel suspension makes for a smooth ride, whether jogging or walking, on any terrain Air-filled rubber tires and the stroller's locking front swivel wheel make it easy to quickly switch between jogging and strolling modes Convenient seatback storage and a large under-seat storage basket provide enough space so you always have everything you need within reach Create a travel system with a Baby Jogger or Graco infant car seat (adapters sold separately) Meets Disney size requirements If the seat covers need to be replaced, only use parts from a Baby Jogger Authorized DealerSpecifications Suitable for children up to 50 pounds; consult your pediatrician before jogging with a baby under 6 months old Compatible with the following (sold separately): Baby Jogger/Graco car seat adapters, weather shield to protect from the elements Manufacturer's limited lifetime warranty on frame