Confidently hit the road knowing your Baby Jogger City GO i-Size infant car seat is secure. The Baby Jogger City GO i-Size Base features ISOFIX connectors for easy setup that minimises the risk of the car seat being installed incorrectly. And, the 7-position adjustable base adds legroom to keep up with your growing baby and keep little oneâ€™s rear facing longer, up to 18 months. The infant car seat base also has an adjustable kick plate to protect your car and a load leg to stop the seat from shifting. Keep your littlest sidekick snug and secure with Baby Jogger.